Home / 141,465,355.20-212,310,007.20-55,245,067.20

Finding the Fourth Proportional to 141,465,355.20, 212,310,007.20 and 55,245,067.20

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Solution

The fourth proportional to 141,465,355.20, 212,310,007.20 and 55,245,067.20 is: 82,911,329.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,465,355.20 : 212,310,007.20 = 55,245,067.20 : x
  2. Step 2: Convert to fraction form
    141,465,355.20/212,310,007.20 = 55,245,067.20/x
  3. Step 3: Cross multiply
    141,465,355.20x = 212,310,007.20 × 55,245,067.20
  4. Step 4: Simplify right side
    141,465,355.20x = 11,729,080,614,996,484
  5. Step 5: Solve for x
    x = 11,729,080,614,996,484/141,465,355.20
  6. Step 6: Final answer
    x = 82,911,329.06

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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.