Home / 141,777,010.80-212,581,535.40-73,752,562.80

Finding the Fourth Proportional to 141,777,010.80, 212,581,535.40 and 73,752,562.80

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Solution

The fourth proportional to 141,777,010.80, 212,581,535.40 and 73,752,562.80 is: 110,585,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,777,010.80 : 212,581,535.40 = 73,752,562.80 : x
  2. Step 2: Convert to fraction form
    141,777,010.80/212,581,535.40 = 73,752,562.80/x
  3. Step 3: Cross multiply
    141,777,010.80x = 212,581,535.40 × 73,752,562.80
  4. Step 4: Simplify right side
    141,777,010.80x = 15,678,433,039,708,922
  5. Step 5: Solve for x
    x = 15,678,433,039,708,922/141,777,010.80
  6. Step 6: Final answer
    x = 110,585,157.29

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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.