Home / 933,515,076.48-1,288,324,272.96-531,645,785.88

Finding the Fourth Proportional to 933,515,076.48, 1,288,324,272.96 and 531,645,785.88

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Solution

The fourth proportional to 933,515,076.48, 1,288,324,272.96 and 531,645,785.88 is: 733,713,024.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,515,076.48 : 1,288,324,272.96 = 531,645,785.88 : x
  2. Step 2: Convert to fraction form
    933,515,076.48/1,288,324,272.96 = 531,645,785.88/x
  3. Step 3: Cross multiply
    933,515,076.48x = 1,288,324,272.96 × 531,645,785.88
  4. Step 4: Simplify right side
    933,515,076.48x = 684,932,170,566,098,816
  5. Step 5: Solve for x
    x = 684,932,170,566,098,816/933,515,076.48
  6. Step 6: Final answer
    x = 733,713,024.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.