Home / 1,049,764,101.10-1,574,646,151.65-777,666,309.10

Finding the Fourth Proportional to 1,049,764,101.10, 1,574,646,151.65 and 777,666,309.10

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Solution

The fourth proportional to 1,049,764,101.10, 1,574,646,151.65 and 777,666,309.10 is: 1,166,499,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,764,101.10 : 1,574,646,151.65 = 777,666,309.10 : x
  2. Step 2: Convert to fraction form
    1,049,764,101.10/1,574,646,151.65 = 777,666,309.10/x
  3. Step 3: Cross multiply
    1,049,764,101.10x = 1,574,646,151.65 × 777,666,309.10
  4. Step 4: Simplify right side
    1,049,764,101.10x = 1,224,549,260,892,174,592
  5. Step 5: Solve for x
    x = 1,224,549,260,892,174,592/1,049,764,101.10
  6. Step 6: Final answer
    x = 1,166,499,463.65

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Half scale
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Double scale
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Similar ratio
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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.