Home / 732,489,667.32-1,098,734,894.64-272,368,049.52

Finding the Fourth Proportional to 732,489,667.32, 1,098,734,894.64 and 272,368,049.52

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Solution

The fourth proportional to 732,489,667.32, 1,098,734,894.64 and 272,368,049.52 is: 408,552,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,489,667.32 : 1,098,734,894.64 = 272,368,049.52 : x
  2. Step 2: Convert to fraction form
    732,489,667.32/1,098,734,894.64 = 272,368,049.52/x
  3. Step 3: Cross multiply
    732,489,667.32x = 1,098,734,894.64 × 272,368,049.52
  4. Step 4: Simplify right side
    732,489,667.32x = 299,260,280,192,659,520
  5. Step 5: Solve for x
    x = 299,260,280,192,659,520/732,489,667.32
  6. Step 6: Final answer
    x = 408,552,220.66

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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.