Home / 297,040,019.71-445,651,251.77-141,791,932.03

Finding the Fourth Proportional to 297,040,019.71, 445,651,251.77 and 141,791,932.03

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Solution

The fourth proportional to 297,040,019.71, 445,651,251.77 and 141,791,932.03 is: 212,731,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,040,019.71 : 445,651,251.77 = 141,791,932.03 : x
  2. Step 2: Convert to fraction form
    297,040,019.71/445,651,251.77 = 141,791,932.03/x
  3. Step 3: Cross multiply
    297,040,019.71x = 445,651,251.77 × 141,791,932.03
  4. Step 4: Simplify right side
    297,040,019.71x = 63,189,752,000,056,256
  5. Step 5: Solve for x
    x = 63,189,752,000,056,256/297,040,019.71
  6. Step 6: Final answer
    x = 212,731,442.93

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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.