Home / 144,760,340.70-217,172,003.85-47,699,531.10

Finding the Fourth Proportional to 144,760,340.70, 217,172,003.85 and 47,699,531.10

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Solution

The fourth proportional to 144,760,340.70, 217,172,003.85 and 47,699,531.10 is: 71,559,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,760,340.70 : 217,172,003.85 = 47,699,531.10 : x
  2. Step 2: Convert to fraction form
    144,760,340.70/217,172,003.85 = 47,699,531.10/x
  3. Step 3: Cross multiply
    144,760,340.70x = 217,172,003.85 × 47,699,531.10
  4. Step 4: Simplify right side
    144,760,340.70x = 10,359,002,751,692,394
  5. Step 5: Solve for x
    x = 10,359,002,751,692,394/144,760,340.70
  6. Step 6: Final answer
    x = 71,559,673.74

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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.