Home / 327,766,553.10-491,649,829.65-254,587,127.40

Finding the Fourth Proportional to 327,766,553.10, 491,649,829.65 and 254,587,127.40

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Solution

The fourth proportional to 327,766,553.10, 491,649,829.65 and 254,587,127.40 is: 381,880,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,766,553.10 : 491,649,829.65 = 254,587,127.40 : x
  2. Step 2: Convert to fraction form
    327,766,553.10/491,649,829.65 = 254,587,127.40/x
  3. Step 3: Cross multiply
    327,766,553.10x = 491,649,829.65 × 254,587,127.40
  4. Step 4: Simplify right side
    327,766,553.10x = 125,167,717,817,292,848
  5. Step 5: Solve for x
    x = 125,167,717,817,292,848/327,766,553.10
  6. Step 6: Final answer
    x = 381,880,691.10

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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.