Home / 162,778,851.30-244,451,712.15-86,251,347.30

Finding the Fourth Proportional to 162,778,851.30, 244,451,712.15 and 86,251,347.30

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Solution

The fourth proportional to 162,778,851.30, 244,451,712.15 and 86,251,347.30 is: 129,527,204.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,778,851.30 : 244,451,712.15 = 86,251,347.30 : x
  2. Step 2: Convert to fraction form
    162,778,851.30/244,451,712.15 = 86,251,347.30/x
  3. Step 3: Cross multiply
    162,778,851.30x = 244,451,712.15 × 86,251,347.30
  4. Step 4: Simplify right side
    162,778,851.30x = 21,084,289,522,729,280
  5. Step 5: Solve for x
    x = 21,084,289,522,729,280/162,778,851.30
  6. Step 6: Final answer
    x = 129,527,204.27

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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.