Home / 141,515,619,958.25-212,303,246,542.38-45,894,182,778.38

Finding the Fourth Proportional to 141,515,619,958.25, 212,303,246,542.38 and 45,894,182,778.38

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Solution

The fourth proportional to 141,515,619,958.25, 212,303,246,542.38 and 45,894,182,778.38 is: 68,850,943,833.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,515,619,958.25 : 212,303,246,542.38 = 45,894,182,778.38 : x
  2. Step 2: Convert to fraction form
    141,515,619,958.25/212,303,246,542.38 = 45,894,182,778.38/x
  3. Step 3: Cross multiply
    141,515,619,958.25x = 212,303,246,542.38 × 45,894,182,778.38
  4. Step 4: Simplify right side
    141,515,619,958.25x = 9,743,484,001,259,884,642,304
  5. Step 5: Solve for x
    x = 9,743,484,001,259,884,642,304/141,515,619,958.25
  6. Step 6: Final answer
    x = 68,850,943,833.16

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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.