Home / 130,366,920.30-195,550,380.45-49,577,390.70

Finding the Fourth Proportional to 130,366,920.30, 195,550,380.45 and 49,577,390.70

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Solution

The fourth proportional to 130,366,920.30, 195,550,380.45 and 49,577,390.70 is: 74,366,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,366,920.30 : 195,550,380.45 = 49,577,390.70 : x
  2. Step 2: Convert to fraction form
    130,366,920.30/195,550,380.45 = 49,577,390.70/x
  3. Step 3: Cross multiply
    130,366,920.30x = 195,550,380.45 × 49,577,390.70
  4. Step 4: Simplify right side
    130,366,920.30x = 9,694,877,613,103,292
  5. Step 5: Solve for x
    x = 9,694,877,613,103,292/130,366,920.30
  6. Step 6: Final answer
    x = 74,366,086.05

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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.