Home / 84,267,086.10-126,211,672.35-69,150,542.10

Finding the Fourth Proportional to 84,267,086.10, 126,211,672.35 and 69,150,542.10

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Solution

The fourth proportional to 84,267,086.10, 126,211,672.35 and 69,150,542.10 is: 103,570,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,267,086.10 : 126,211,672.35 = 69,150,542.10 : x
  2. Step 2: Convert to fraction form
    84,267,086.10/126,211,672.35 = 69,150,542.10/x
  3. Step 3: Cross multiply
    84,267,086.10x = 126,211,672.35 × 69,150,542.10
  4. Step 4: Simplify right side
    84,267,086.10x = 8,727,605,562,350,080
  5. Step 5: Solve for x
    x = 8,727,605,562,350,080/84,267,086.10
  6. Step 6: Final answer
    x = 103,570,753.02

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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.