Home / 110,023,286.40-165,141,217.80-66,976,565.40

Finding the Fourth Proportional to 110,023,286.40, 165,141,217.80 and 66,976,565.40

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Solution

The fourth proportional to 110,023,286.40, 165,141,217.80 and 66,976,565.40 is: 100,529,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,023,286.40 : 165,141,217.80 = 66,976,565.40 : x
  2. Step 2: Convert to fraction form
    110,023,286.40/165,141,217.80 = 66,976,565.40/x
  3. Step 3: Cross multiply
    110,023,286.40x = 165,141,217.80 × 66,976,565.40
  4. Step 4: Simplify right side
    110,023,286.40x = 11,060,591,574,217,344
  5. Step 5: Solve for x
    x = 11,060,591,574,217,344/110,023,286.40
  6. Step 6: Final answer
    x = 100,529,550.94

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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.