Home / 136,478,819.80-204,718,229.70-97,736,770.90

Finding the Fourth Proportional to 136,478,819.80, 204,718,229.70 and 97,736,770.90

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Solution

The fourth proportional to 136,478,819.80, 204,718,229.70 and 97,736,770.90 is: 146,605,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,478,819.80 : 204,718,229.70 = 97,736,770.90 : x
  2. Step 2: Convert to fraction form
    136,478,819.80/204,718,229.70 = 97,736,770.90/x
  3. Step 3: Cross multiply
    136,478,819.80x = 204,718,229.70 × 97,736,770.90
  4. Step 4: Simplify right side
    136,478,819.80x = 20,008,498,715,242,476
  5. Step 5: Solve for x
    x = 20,008,498,715,242,476/136,478,819.80
  6. Step 6: Final answer
    x = 146,605,156.35

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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.