Home / 136,478,818.80-204,718,228.20-97,736,769.90

Finding the Fourth Proportional to 136,478,818.80, 204,718,228.20 and 97,736,769.90

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Solution

The fourth proportional to 136,478,818.80, 204,718,228.20 and 97,736,769.90 is: 146,605,154.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,478,818.80 : 204,718,228.20 = 97,736,769.90 : x
  2. Step 2: Convert to fraction form
    136,478,818.80/204,718,228.20 = 97,736,769.90/x
  3. Step 3: Cross multiply
    136,478,818.80x = 204,718,228.20 × 97,736,769.90
  4. Step 4: Simplify right side
    136,478,818.80x = 20,008,498,363,919,092
  5. Step 5: Solve for x
    x = 20,008,498,363,919,092/136,478,818.80
  6. Step 6: Final answer
    x = 146,605,154.85

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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.