Home / 927,614,552.80-1,391,589,790.80-466,391,999.20

Finding the Fourth Proportional to 927,614,552.80, 1,391,589,790.80 and 466,391,999.20

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Solution

The fourth proportional to 927,614,552.80, 1,391,589,790.80 and 466,391,999.20 is: 699,672,447.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,614,552.80 : 1,391,589,790.80 = 466,391,999.20 : x
  2. Step 2: Convert to fraction form
    927,614,552.80/1,391,589,790.80 = 466,391,999.20/x
  3. Step 3: Cross multiply
    927,614,552.80x = 1,391,589,790.80 × 466,391,999.20
  4. Step 4: Simplify right side
    927,614,552.80x = 649,026,344,597,521,792
  5. Step 5: Solve for x
    x = 649,026,344,597,521,792/927,614,552.80
  6. Step 6: Final answer
    x = 699,672,447.61

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1.5x scale

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.