Home / 80,299,084.08-120,380,902.56-34,826,630.16

Finding the Fourth Proportional to 80,299,084.08, 120,380,902.56 and 34,826,630.16

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Solution

The fourth proportional to 80,299,084.08, 120,380,902.56 and 34,826,630.16 is: 52,210,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,299,084.08 : 120,380,902.56 = 34,826,630.16 : x
  2. Step 2: Convert to fraction form
    80,299,084.08/120,380,902.56 = 34,826,630.16/x
  3. Step 3: Cross multiply
    80,299,084.08x = 120,380,902.56 × 34,826,630.16
  4. Step 4: Simplify right side
    80,299,084.08x = 4,192,461,171,784,117
  5. Step 5: Solve for x
    x = 4,192,461,171,784,117/80,299,084.08
  6. Step 6: Final answer
    x = 52,210,572.76

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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.