Home / 80,587,082.40-120,623,432.40-63,580,970.40

Finding the Fourth Proportional to 80,587,082.40, 120,623,432.40 and 63,580,970.40

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Solution

The fourth proportional to 80,587,082.40, 120,623,432.40 and 63,580,970.40 is: 95,168,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,587,082.40 : 120,623,432.40 = 63,580,970.40 : x
  2. Step 2: Convert to fraction form
    80,587,082.40/120,623,432.40 = 63,580,970.40/x
  3. Step 3: Cross multiply
    80,587,082.40x = 120,623,432.40 × 63,580,970.40
  4. Step 4: Simplify right side
    80,587,082.40x = 7,669,354,884,970,801
  5. Step 5: Solve for x
    x = 7,669,354,884,970,801/80,587,082.40
  6. Step 6: Final answer
    x = 95,168,538.88

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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.