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Finding the Fourth Proportional to 96,558,211.60, 144,862,978.20 and 41,947,363.60

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Solution

The fourth proportional to 96,558,211.60, 144,862,978.20 and 41,947,363.60 is: 62,932,193.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,558,211.60 : 144,862,978.20 = 41,947,363.60 : x
  2. Step 2: Convert to fraction form
    96,558,211.60/144,862,978.20 = 41,947,363.60/x
  3. Step 3: Cross multiply
    96,558,211.60x = 144,862,978.20 × 41,947,363.60
  4. Step 4: Simplify right side
    96,558,211.60x = 6,076,620,018,734,273
  5. Step 5: Solve for x
    x = 6,076,620,018,734,273/96,558,211.60
  6. Step 6: Final answer
    x = 62,932,193.11

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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.