Home / 247,644,025.20-371,466,037.80-140,148,601.20

Finding the Fourth Proportional to 247,644,025.20, 371,466,037.80 and 140,148,601.20

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Solution

The fourth proportional to 247,644,025.20, 371,466,037.80 and 140,148,601.20 is: 210,222,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,644,025.20 : 371,466,037.80 = 140,148,601.20 : x
  2. Step 2: Convert to fraction form
    247,644,025.20/371,466,037.80 = 140,148,601.20/x
  3. Step 3: Cross multiply
    247,644,025.20x = 371,466,037.80 × 140,148,601.20
  4. Step 4: Simplify right side
    247,644,025.20x = 52,060,445,590,976,320
  5. Step 5: Solve for x
    x = 52,060,445,590,976,320/247,644,025.20
  6. Step 6: Final answer
    x = 210,222,901.80

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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.