Home / 148,565,755.10-205,027,145.26-82,486,256.62

Finding the Fourth Proportional to 148,565,755.10, 205,027,145.26 and 82,486,256.62

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Solution

The fourth proportional to 148,565,755.10, 205,027,145.26 and 82,486,256.62 is: 113,834,589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565,755.10 : 205,027,145.26 = 82,486,256.62 : x
  2. Step 2: Convert to fraction form
    148,565,755.10/205,027,145.26 = 82,486,256.62/x
  3. Step 3: Cross multiply
    148,565,755.10x = 205,027,145.26 × 82,486,256.62
  4. Step 4: Simplify right side
    148,565,755.10x = 16,911,921,717,982,376
  5. Step 5: Solve for x
    x = 16,911,921,717,982,376/148,565,755.10
  6. Step 6: Final answer
    x = 113,834,589.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.