Home / 441,059,930.20-660,582,125.70-259,661,402.20

Finding the Fourth Proportional to 441,059,930.20, 660,582,125.70 and 259,661,402.20

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Solution

The fourth proportional to 441,059,930.20, 660,582,125.70 and 259,661,402.20 is: 388,898,807.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,059,930.20 : 660,582,125.70 = 259,661,402.20 : x
  2. Step 2: Convert to fraction form
    441,059,930.20/660,582,125.70 = 259,661,402.20/x
  3. Step 3: Cross multiply
    441,059,930.20x = 660,582,125.70 × 259,661,402.20
  4. Step 4: Simplify right side
    441,059,930.20x = 171,527,681,027,518,656
  5. Step 5: Solve for x
    x = 171,527,681,027,518,656/441,059,930.20
  6. Step 6: Final answer
    x = 388,898,807.81

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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.