Home / 99,524,867.70-149,287,301.55-82,518,755.70

Finding the Fourth Proportional to 99,524,867.70, 149,287,301.55 and 82,518,755.70

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Solution

The fourth proportional to 99,524,867.70, 149,287,301.55 and 82,518,755.70 is: 123,778,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,524,867.70 : 149,287,301.55 = 82,518,755.70 : x
  2. Step 2: Convert to fraction form
    99,524,867.70/149,287,301.55 = 82,518,755.70/x
  3. Step 3: Cross multiply
    99,524,867.70x = 149,287,301.55 × 82,518,755.70
  4. Step 4: Simplify right side
    99,524,867.70x = 12,319,002,365,716,682
  5. Step 5: Solve for x
    x = 12,319,002,365,716,682/99,524,867.70
  6. Step 6: Final answer
    x = 123,778,133.55

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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.