Home / 1,513,914,209.28-2,270,856,175.02-478,775,266.56

Finding the Fourth Proportional to 1,513,914,209.28, 2,270,856,175.02 and 478,775,266.56

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Solution

The fourth proportional to 1,513,914,209.28, 2,270,856,175.02 and 478,775,266.56 is: 718,158,112.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,914,209.28 : 2,270,856,175.02 = 478,775,266.56 : x
  2. Step 2: Convert to fraction form
    1,513,914,209.28/2,270,856,175.02 = 478,775,266.56/x
  3. Step 3: Cross multiply
    1,513,914,209.28x = 2,270,856,175.02 × 478,775,266.56
  4. Step 4: Simplify right side
    1,513,914,209.28x = 1,087,229,770,514,622,464
  5. Step 5: Solve for x
    x = 1,087,229,770,514,622,464/1,513,914,209.28
  6. Step 6: Final answer
    x = 718,158,112.16

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Double scale
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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.