Home / 224,129,675-309,303,675.42-126,344,531

Finding the Fourth Proportional to 224,129,675, 309,303,675.42 and 126,344,531

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Solution

The fourth proportional to 224,129,675, 309,303,675.42 and 126,344,531 is: 174,358,115.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,129,675 : 309,303,675.42 = 126,344,531 : x
  2. Step 2: Convert to fraction form
    224,129,675/309,303,675.42 = 126,344,531/x
  3. Step 3: Cross multiply
    224,129,675x = 309,303,675.42 × 126,344,531
  4. Step 4: Simplify right side
    224,129,675x = 39,078,827,807,516,128
  5. Step 5: Solve for x
    x = 39,078,827,807,516,128/224,129,675
  6. Step 6: Final answer
    x = 174,358,115.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.