Home / 932,257,999.80-1,398,386,999.70-327,098,575.80

Finding the Fourth Proportional to 932,257,999.80, 1,398,386,999.70 and 327,098,575.80

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Solution

The fourth proportional to 932,257,999.80, 1,398,386,999.70 and 327,098,575.80 is: 490,647,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,257,999.80 : 1,398,386,999.70 = 327,098,575.80 : x
  2. Step 2: Convert to fraction form
    932,257,999.80/1,398,386,999.70 = 327,098,575.80/x
  3. Step 3: Cross multiply
    932,257,999.80x = 1,398,386,999.70 × 327,098,575.80
  4. Step 4: Simplify right side
    932,257,999.80x = 457,410,396,019,105,088
  5. Step 5: Solve for x
    x = 457,410,396,019,105,088/932,257,999.80
  6. Step 6: Final answer
    x = 490,647,863.70

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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.