Home / 209,067,440.40-313,580,725.74-63,502,265.88

Finding the Fourth Proportional to 209,067,440.40, 313,580,725.74 and 63,502,265.88

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Solution

The fourth proportional to 209,067,440.40, 313,580,725.74 and 63,502,265.88 is: 95,247,191.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,067,440.40 : 313,580,725.74 = 63,502,265.88 : x
  2. Step 2: Convert to fraction form
    209,067,440.40/313,580,725.74 = 63,502,265.88/x
  3. Step 3: Cross multiply
    209,067,440.40x = 313,580,725.74 × 63,502,265.88
  4. Step 4: Simplify right side
    209,067,440.40x = 19,913,086,620,784,840
  5. Step 5: Solve for x
    x = 19,913,086,620,784,840/209,067,440.40
  6. Step 6: Final answer
    x = 95,247,191.92

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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.