Home / 977,764,581.10-1,466,646,871.65-518,599,557.10

Finding the Fourth Proportional to 977,764,581.10, 1,466,646,871.65 and 518,599,557.10

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Solution

The fourth proportional to 977,764,581.10, 1,466,646,871.65 and 518,599,557.10 is: 777,899,335.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,764,581.10 : 1,466,646,871.65 = 518,599,557.10 : x
  2. Step 2: Convert to fraction form
    977,764,581.10/1,466,646,871.65 = 518,599,557.10/x
  3. Step 3: Cross multiply
    977,764,581.10x = 1,466,646,871.65 × 518,599,557.10
  4. Step 4: Simplify right side
    977,764,581.10x = 760,602,418,059,790,592
  5. Step 5: Solve for x
    x = 760,602,418,059,790,592/977,764,581.10
  6. Step 6: Final answer
    x = 777,899,335.65

Related Problems

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Half scale
Find fourth proportional to 1,955,529,162.20, 2,933,293,743.30 and 1,037,199,114.20
Double scale
Find fourth proportional to 977,764,582.10, 1,466,646,873.15 and 518,599,558.10
Similar ratio
Find fourth proportional to 1,466,646,871.65, 2,199,970,307.48 and 777,899,335.65
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.