Home / 88,680,230.70-133,020,346.05-54,490,713.90

Finding the Fourth Proportional to 88,680,230.70, 133,020,346.05 and 54,490,713.90

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Solution

The fourth proportional to 88,680,230.70, 133,020,346.05 and 54,490,713.90 is: 81,736,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680,230.70 : 133,020,346.05 = 54,490,713.90 : x
  2. Step 2: Convert to fraction form
    88,680,230.70/133,020,346.05 = 54,490,713.90/x
  3. Step 3: Cross multiply
    88,680,230.70x = 133,020,346.05 × 54,490,713.90
  4. Step 4: Simplify right side
    88,680,230.70x = 7,248,373,619,489,545
  5. Step 5: Solve for x
    x = 7,248,373,619,489,545/88,680,230.70
  6. Step 6: Final answer
    x = 81,736,070.85

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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.