Home / 1,049,764,371.60-1,574,646,557.40-777,666,579.60

Finding the Fourth Proportional to 1,049,764,371.60, 1,574,646,557.40 and 777,666,579.60

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Solution

The fourth proportional to 1,049,764,371.60, 1,574,646,557.40 and 777,666,579.60 is: 1,166,499,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,764,371.60 : 1,574,646,557.40 = 777,666,579.60 : x
  2. Step 2: Convert to fraction form
    1,049,764,371.60/1,574,646,557.40 = 777,666,579.60/x
  3. Step 3: Cross multiply
    1,049,764,371.60x = 1,574,646,557.40 × 777,666,579.60
  4. Step 4: Simplify right side
    1,049,764,371.60x = 1,224,550,002,372,173,056
  5. Step 5: Solve for x
    x = 1,224,550,002,372,173,056/1,049,764,371.60
  6. Step 6: Final answer
    x = 1,166,499,869.40

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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.