Home / 119,438,182,753.75-179,156,047,059.66-69,041,549,431.85

Finding the Fourth Proportional to 119,438,182,753.75, 179,156,047,059.66 and 69,041,549,431.85

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Solution

The fourth proportional to 119,438,182,753.75, 179,156,047,059.66 and 69,041,549,431.85 is: 103,561,614,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,438,182,753.75 : 179,156,047,059.66 = 69,041,549,431.85 : x
  2. Step 2: Convert to fraction form
    119,438,182,753.75/179,156,047,059.66 = 69,041,549,431.85/x
  3. Step 3: Cross multiply
    119,438,182,753.75x = 179,156,047,059.66 × 69,041,549,431.85
  4. Step 4: Simplify right side
    119,438,182,753.75x = 12,369,211,079,084,361,121,792
  5. Step 5: Solve for x
    x = 12,369,211,079,084,361,121,792/119,438,182,753.75
  6. Step 6: Final answer
    x = 103,561,614,836.24

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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.