Home / 207,205,672.24-285,944,741-114,386,942.80

Finding the Fourth Proportional to 207,205,672.24, 285,944,741 and 114,386,942.80

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Solution

The fourth proportional to 207,205,672.24, 285,944,741 and 114,386,942.80 is: 157,854,485.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,205,672.24 : 285,944,741 = 114,386,942.80 : x
  2. Step 2: Convert to fraction form
    207,205,672.24/285,944,741 = 114,386,942.80/x
  3. Step 3: Cross multiply
    207,205,672.24x = 285,944,741 × 114,386,942.80
  4. Step 4: Simplify right side
    207,205,672.24x = 32,708,344,732,727,812
  5. Step 5: Solve for x
    x = 32,708,344,732,727,812/207,205,672.24
  6. Step 6: Final answer
    x = 157,854,485.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.