Home / 78,025,624.30-117,003,007.05-29,487,346.30

Finding the Fourth Proportional to 78,025,624.30, 117,003,007.05 and 29,487,346.30

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Solution

The fourth proportional to 78,025,624.30, 117,003,007.05 and 29,487,346.30 is: 44,217,630.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,025,624.30 : 117,003,007.05 = 29,487,346.30 : x
  2. Step 2: Convert to fraction form
    78,025,624.30/117,003,007.05 = 29,487,346.30/x
  3. Step 3: Cross multiply
    78,025,624.30x = 117,003,007.05 × 29,487,346.30
  4. Step 4: Simplify right side
    78,025,624.30x = 3,450,108,187,024,691.50
  5. Step 5: Solve for x
    x = 3,450,108,187,024,691.50/78,025,624.30
  6. Step 6: Final answer
    x = 44,217,630.02

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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.