Home / 632,320,314.32-948,347,761.08-178,344,578

Finding the Fourth Proportional to 632,320,314.32, 948,347,761.08 and 178,344,578

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Solution

The fourth proportional to 632,320,314.32, 948,347,761.08 and 178,344,578 is: 267,479,436.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,320,314.32 : 948,347,761.08 = 178,344,578 : x
  2. Step 2: Convert to fraction form
    632,320,314.32/948,347,761.08 = 178,344,578/x
  3. Step 3: Cross multiply
    632,320,314.32x = 948,347,761.08 × 178,344,578
  4. Step 4: Simplify right side
    632,320,314.32x = 169,132,681,247,057,440
  5. Step 5: Solve for x
    x = 169,132,681,247,057,440/632,320,314.32
  6. Step 6: Final answer
    x = 267,479,436.32

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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.