Home / 113,542,428.66-156,688,612.16-61,331,463.24

Finding the Fourth Proportional to 113,542,428.66, 156,688,612.16 and 61,331,463.24

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Solution

The fourth proportional to 113,542,428.66, 156,688,612.16 and 61,331,463.24 is: 84,637,452.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,542,428.66 : 156,688,612.16 = 61,331,463.24 : x
  2. Step 2: Convert to fraction form
    113,542,428.66/156,688,612.16 = 61,331,463.24/x
  3. Step 3: Cross multiply
    113,542,428.66x = 156,688,612.16 × 61,331,463.24
  4. Step 4: Simplify right side
    113,542,428.66x = 9,609,941,856,511,000
  5. Step 5: Solve for x
    x = 9,609,941,856,511,000/113,542,428.66
  6. Step 6: Final answer
    x = 84,637,452.01

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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.