Home / 113,509,096.29-156,642,550.11-61,298,127.68

Finding the Fourth Proportional to 113,509,096.29, 156,642,550.11 and 61,298,127.68

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Solution

The fourth proportional to 113,509,096.29, 156,642,550.11 and 61,298,127.68 is: 84,591,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,509,096.29 : 156,642,550.11 = 61,298,127.68 : x
  2. Step 2: Convert to fraction form
    113,509,096.29/156,642,550.11 = 61,298,127.68/x
  3. Step 3: Cross multiply
    113,509,096.29x = 156,642,550.11 × 61,298,127.68
  4. Step 4: Simplify right side
    113,509,096.29x = 9,601,895,035,980,366
  5. Step 5: Solve for x
    x = 9,601,895,035,980,366/113,509,096.29
  6. Step 6: Final answer
    x = 84,591,414.70

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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.