Home / 209,067,473.76-313,580,775.60-63,502,298.88

Finding the Fourth Proportional to 209,067,473.76, 313,580,775.60 and 63,502,298.88

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Solution

The fourth proportional to 209,067,473.76, 313,580,775.60 and 63,502,298.88 is: 95,247,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,067,473.76 : 313,580,775.60 = 63,502,298.88 : x
  2. Step 2: Convert to fraction form
    209,067,473.76/313,580,775.60 = 63,502,298.88/x
  3. Step 3: Cross multiply
    209,067,473.76x = 313,580,775.60 × 63,502,298.88
  4. Step 4: Simplify right side
    209,067,473.76x = 19,913,100,135,173,412
  5. Step 5: Solve for x
    x = 19,913,100,135,173,412/209,067,473.76
  6. Step 6: Final answer
    x = 95,247,241.37

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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.