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Finding the Fourth Proportional to 113,323,129.70, 169,984,694.55 and 36,653,908.10

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Solution

The fourth proportional to 113,323,129.70, 169,984,694.55 and 36,653,908.10 is: 54,980,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,323,129.70 : 169,984,694.55 = 36,653,908.10 : x
  2. Step 2: Convert to fraction form
    113,323,129.70/169,984,694.55 = 36,653,908.10/x
  3. Step 3: Cross multiply
    113,323,129.70x = 169,984,694.55 × 36,653,908.10
  4. Step 4: Simplify right side
    113,323,129.70x = 6,230,603,372,442,272
  5. Step 5: Solve for x
    x = 6,230,603,372,442,272/113,323,129.70
  6. Step 6: Final answer
    x = 54,980,862.15

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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.