Home / 708,191,937.60-1,062,287,906.40-449,911,611.60

Finding the Fourth Proportional to 708,191,937.60, 1,062,287,906.40 and 449,911,611.60

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Solution

The fourth proportional to 708,191,937.60, 1,062,287,906.40 and 449,911,611.60 is: 674,867,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,191,937.60 : 1,062,287,906.40 = 449,911,611.60 : x
  2. Step 2: Convert to fraction form
    708,191,937.60/1,062,287,906.40 = 449,911,611.60/x
  3. Step 3: Cross multiply
    708,191,937.60x = 1,062,287,906.40 × 449,911,611.60
  4. Step 4: Simplify right side
    708,191,937.60x = 477,935,663,951,613,952
  5. Step 5: Solve for x
    x = 477,935,663,951,613,952/708,191,937.60
  6. Step 6: Final answer
    x = 674,867,417.40

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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.