Home / 242,458,086-363,690,278.28-80,900,022

Finding the Fourth Proportional to 242,458,086, 363,690,278.28 and 80,900,022

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Solution

The fourth proportional to 242,458,086, 363,690,278.28 and 80,900,022 is: 121,351,083.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,458,086 : 363,690,278.28 = 80,900,022 : x
  2. Step 2: Convert to fraction form
    242,458,086/363,690,278.28 = 80,900,022/x
  3. Step 3: Cross multiply
    242,458,086x = 363,690,278.28 × 80,900,022
  4. Step 4: Simplify right side
    242,458,086x = 29,422,551,514,038,120
  5. Step 5: Solve for x
    x = 29,422,551,514,038,120/242,458,086
  6. Step 6: Final answer
    x = 121,351,083.81

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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.