Home / 89,990,275.89-134,992,412.22-29,412,125.49

Finding the Fourth Proportional to 89,990,275.89, 134,992,412.22 and 29,412,125.49

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Solution

The fourth proportional to 89,990,275.89, 134,992,412.22 and 29,412,125.49 is: 44,120,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,990,275.89 : 134,992,412.22 = 29,412,125.49 : x
  2. Step 2: Convert to fraction form
    89,990,275.89/134,992,412.22 = 29,412,125.49/x
  3. Step 3: Cross multiply
    89,990,275.89x = 134,992,412.22 × 29,412,125.49
  4. Step 4: Simplify right side
    89,990,275.89x = 3,970,413,768,412,449
  5. Step 5: Solve for x
    x = 3,970,413,768,412,449/89,990,275.89
  6. Step 6: Final answer
    x = 44,120,475.56

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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.