Home / 615,719,260,405.20-922,932,375,061.50-207,163,794,161.71

Finding the Fourth Proportional to 615,719,260,405.20, 922,932,375,061.50 and 207,163,794,161.71

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Solution

The fourth proportional to 615,719,260,405.20, 922,932,375,061.50 and 207,163,794,161.71 is: 310,528,165,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,719,260,405.20 : 922,932,375,061.50 = 207,163,794,161.71 : x
  2. Step 2: Convert to fraction form
    615,719,260,405.20/922,932,375,061.50 = 207,163,794,161.71/x
  3. Step 3: Cross multiply
    615,719,260,405.20x = 922,932,375,061.50 × 207,163,794,161.71
  4. Step 4: Simplify right side
    615,719,260,405.20x = 191,198,172,572,418,710,700,032
  5. Step 5: Solve for x
    x = 191,198,172,572,418,710,700,032/615,719,260,405.20
  6. Step 6: Final answer
    x = 310,528,165,785.48

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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.