Home / 94,506,910.80-141,760,366.20-80,902,021.20

Finding the Fourth Proportional to 94,506,910.80, 141,760,366.20 and 80,902,021.20

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Solution

The fourth proportional to 94,506,910.80, 141,760,366.20 and 80,902,021.20 is: 121,353,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,506,910.80 : 141,760,366.20 = 80,902,021.20 : x
  2. Step 2: Convert to fraction form
    94,506,910.80/141,760,366.20 = 80,902,021.20/x
  3. Step 3: Cross multiply
    94,506,910.80x = 141,760,366.20 × 80,902,021.20
  4. Step 4: Simplify right side
    94,506,910.80x = 11,468,700,151,632,162
  5. Step 5: Solve for x
    x = 11,468,700,151,632,162/94,506,910.80
  6. Step 6: Final answer
    x = 121,353,031.80

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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.