Home / 108,008,420.91-162,022,475.43-35,206,515.15

Finding the Fourth Proportional to 108,008,420.91, 162,022,475.43 and 35,206,515.15

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Solution

The fourth proportional to 108,008,420.91, 162,022,475.43 and 35,206,515.15 is: 52,812,981.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,008,420.91 : 162,022,475.43 = 35,206,515.15 : x
  2. Step 2: Convert to fraction form
    108,008,420.91/162,022,475.43 = 35,206,515.15/x
  3. Step 3: Cross multiply
    108,008,420.91x = 162,022,475.43 × 35,206,515.15
  4. Step 4: Simplify right side
    108,008,420.91x = 5,704,246,735,866,798
  5. Step 5: Solve for x
    x = 5,704,246,735,866,798/108,008,420.91
  6. Step 6: Final answer
    x = 52,812,981.50

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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.