Home / 141,777,091.80-212,581,656.90-73,752,643.80

Finding the Fourth Proportional to 141,777,091.80, 212,581,656.90 and 73,752,643.80

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Solution

The fourth proportional to 141,777,091.80, 212,581,656.90 and 73,752,643.80 is: 110,585,278.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,777,091.80 : 212,581,656.90 = 73,752,643.80 : x
  2. Step 2: Convert to fraction form
    141,777,091.80/212,581,656.90 = 73,752,643.80/x
  3. Step 3: Cross multiply
    141,777,091.80x = 212,581,656.90 × 73,752,643.80
  4. Step 4: Simplify right side
    141,777,091.80x = 15,678,459,219,759,512
  5. Step 5: Solve for x
    x = 15,678,459,219,759,512/141,777,091.80
  6. Step 6: Final answer
    x = 110,585,278.77

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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.