Home / 156,470,906.10-234,706,359.15-155,337,165.30

Finding the Fourth Proportional to 156,470,906.10, 234,706,359.15 and 155,337,165.30

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Solution

The fourth proportional to 156,470,906.10, 234,706,359.15 and 155,337,165.30 is: 233,005,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,470,906.10 : 234,706,359.15 = 155,337,165.30 : x
  2. Step 2: Convert to fraction form
    156,470,906.10/234,706,359.15 = 155,337,165.30/x
  3. Step 3: Cross multiply
    156,470,906.10x = 234,706,359.15 × 155,337,165.30
  4. Step 4: Simplify right side
    156,470,906.10x = 36,458,620,508,244,720
  5. Step 5: Solve for x
    x = 36,458,620,508,244,720/156,470,906.10
  6. Step 6: Final answer
    x = 233,005,747.95

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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.