Home / 107,986,092.40-161,993,346.60-39,876,626.80

Finding the Fourth Proportional to 107,986,092.40, 161,993,346.60 and 39,876,626.80

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Solution

The fourth proportional to 107,986,092.40, 161,993,346.60 and 39,876,626.80 is: 59,820,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,986,092.40 : 161,993,346.60 = 39,876,626.80 : x
  2. Step 2: Convert to fraction form
    107,986,092.40/161,993,346.60 = 39,876,626.80/x
  3. Step 3: Cross multiply
    107,986,092.40x = 161,993,346.60 × 39,876,626.80
  4. Step 4: Simplify right side
    107,986,092.40x = 6,459,748,226,451,248
  5. Step 5: Solve for x
    x = 6,459,748,226,451,248/107,986,092.40
  6. Step 6: Final answer
    x = 59,820,186.87

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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.