Home / 91,577,334.30-126,349,163.19-54,894,520.86

Finding the Fourth Proportional to 91,577,334.30, 126,349,163.19 and 54,894,520.86

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Solution

The fourth proportional to 91,577,334.30, 126,349,163.19 and 54,894,520.86 is: 75,737,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,577,334.30 : 126,349,163.19 = 54,894,520.86 : x
  2. Step 2: Convert to fraction form
    91,577,334.30/126,349,163.19 = 54,894,520.86/x
  3. Step 3: Cross multiply
    91,577,334.30x = 126,349,163.19 × 54,894,520.86
  4. Step 4: Simplify right side
    91,577,334.30x = 6,935,876,774,376,999
  5. Step 5: Solve for x
    x = 6,935,876,774,376,999/91,577,334.30
  6. Step 6: Final answer
    x = 75,737,919.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.