Home / 89,162,633.40-123,057,883.53-54,375,503.40

Finding the Fourth Proportional to 89,162,633.40, 123,057,883.53 and 54,375,503.40

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Solution

The fourth proportional to 89,162,633.40, 123,057,883.53 and 54,375,503.40 is: 75,046,396.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,162,633.40 : 123,057,883.53 = 54,375,503.40 : x
  2. Step 2: Convert to fraction form
    89,162,633.40/123,057,883.53 = 54,375,503.40/x
  3. Step 3: Cross multiply
    89,162,633.40x = 123,057,883.53 × 54,375,503.40
  4. Step 4: Simplify right side
    89,162,633.40x = 6,691,334,364,282,319
  5. Step 5: Solve for x
    x = 6,691,334,364,282,319/89,162,633.40
  6. Step 6: Final answer
    x = 75,046,396.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.