Home / 206,442,113.60-309,615,850.17-58,886,864.93

Finding the Fourth Proportional to 206,442,113.60, 309,615,850.17 and 58,886,864.93

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Solution

The fourth proportional to 206,442,113.60, 309,615,850.17 and 58,886,864.93 is: 88,316,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,442,113.60 : 309,615,850.17 = 58,886,864.93 : x
  2. Step 2: Convert to fraction form
    206,442,113.60/309,615,850.17 = 58,886,864.93/x
  3. Step 3: Cross multiply
    206,442,113.60x = 309,615,850.17 × 58,886,864.93
  4. Step 4: Simplify right side
    206,442,113.60x = 18,232,306,749,921,948
  5. Step 5: Solve for x
    x = 18,232,306,749,921,948/206,442,113.60
  6. Step 6: Final answer
    x = 88,316,799.47

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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.