Home / 194,187,539.51-291,396,229.52-71,452,047.61

Finding the Fourth Proportional to 194,187,539.51, 291,396,229.52 and 71,452,047.61

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Solution

The fourth proportional to 194,187,539.51, 291,396,229.52 and 71,452,047.61 is: 107,220,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,187,539.51 : 291,396,229.52 = 71,452,047.61 : x
  2. Step 2: Convert to fraction form
    194,187,539.51/291,396,229.52 = 71,452,047.61/x
  3. Step 3: Cross multiply
    194,187,539.51x = 291,396,229.52 × 71,452,047.61
  4. Step 4: Simplify right side
    194,187,539.51x = 20,820,857,265,044,512
  5. Step 5: Solve for x
    x = 20,820,857,265,044,512/194,187,539.51
  6. Step 6: Final answer
    x = 107,220,356.76

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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.