Home / 247,899,505.62-371,894,650.83-102,253,612.98

Finding the Fourth Proportional to 247,899,505.62, 371,894,650.83 and 102,253,612.98

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Solution

The fourth proportional to 247,899,505.62, 371,894,650.83 and 102,253,612.98 is: 153,399,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,899,505.62 : 371,894,650.83 = 102,253,612.98 : x
  2. Step 2: Convert to fraction form
    247,899,505.62/371,894,650.83 = 102,253,612.98/x
  3. Step 3: Cross multiply
    247,899,505.62x = 371,894,650.83 × 102,253,612.98
  4. Step 4: Simplify right side
    247,899,505.62x = 38,027,571,695,303,056
  5. Step 5: Solve for x
    x = 38,027,571,695,303,056/247,899,505.62
  6. Step 6: Final answer
    x = 153,399,142.93

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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.