Home / 121,274,276.20-181,911,414.30-60,668,132.20

Finding the Fourth Proportional to 121,274,276.20, 181,911,414.30 and 60,668,132.20

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Solution

The fourth proportional to 121,274,276.20, 181,911,414.30 and 60,668,132.20 is: 91,002,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,274,276.20 : 181,911,414.30 = 60,668,132.20 : x
  2. Step 2: Convert to fraction form
    121,274,276.20/181,911,414.30 = 60,668,132.20/x
  3. Step 3: Cross multiply
    121,274,276.20x = 181,911,414.30 × 60,668,132.20
  4. Step 4: Simplify right side
    121,274,276.20x = 11,036,225,731,441,372
  5. Step 5: Solve for x
    x = 11,036,225,731,441,372/121,274,276.20
  6. Step 6: Final answer
    x = 91,002,198.30

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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.