Home / 162,326,759.52-224,025,099.92-89,002,073.28

Finding the Fourth Proportional to 162,326,759.52, 224,025,099.92 and 89,002,073.28

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Solution

The fourth proportional to 162,326,759.52, 224,025,099.92 and 89,002,073.28 is: 122,830,631.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,326,759.52 : 224,025,099.92 = 89,002,073.28 : x
  2. Step 2: Convert to fraction form
    162,326,759.52/224,025,099.92 = 89,002,073.28/x
  3. Step 3: Cross multiply
    162,326,759.52x = 224,025,099.92 × 89,002,073.28
  4. Step 4: Simplify right side
    162,326,759.52x = 19,938,698,359,639,160
  5. Step 5: Solve for x
    x = 19,938,698,359,639,160/162,326,759.52
  6. Step 6: Final answer
    x = 122,830,631.37

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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.