Home / 101,086,326.74-139,584,165.40-63,982,063.38

Finding the Fourth Proportional to 101,086,326.74, 139,584,165.40 and 63,982,063.38

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Solution

The fourth proportional to 101,086,326.74, 139,584,165.40 and 63,982,063.38 is: 88,349,069.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,086,326.74 : 139,584,165.40 = 63,982,063.38 : x
  2. Step 2: Convert to fraction form
    101,086,326.74/139,584,165.40 = 63,982,063.38/x
  3. Step 3: Cross multiply
    101,086,326.74x = 139,584,165.40 × 63,982,063.38
  4. Step 4: Simplify right side
    101,086,326.74x = 8,930,882,918,070,621
  5. Step 5: Solve for x
    x = 8,930,882,918,070,621/101,086,326.74
  6. Step 6: Final answer
    x = 88,349,069.61

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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.