Home / 72,306,052.10-108,565,366.35-50,835,835.70

Finding the Fourth Proportional to 72,306,052.10, 108,565,366.35 and 50,835,835.70

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Solution

The fourth proportional to 72,306,052.10, 108,565,366.35 and 50,835,835.70 is: 76,328,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,306,052.10 : 108,565,366.35 = 50,835,835.70 : x
  2. Step 2: Convert to fraction form
    72,306,052.10/108,565,366.35 = 50,835,835.70/x
  3. Step 3: Cross multiply
    72,306,052.10x = 108,565,366.35 × 50,835,835.70
  4. Step 4: Simplify right side
    72,306,052.10x = 5,519,011,126,478,909
  5. Step 5: Solve for x
    x = 5,519,011,126,478,909/72,306,052.10
  6. Step 6: Final answer
    x = 76,328,481.04

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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.