Home / 141,930,421.60-195,862,840.96-82,397,241.76

Finding the Fourth Proportional to 141,930,421.60, 195,862,840.96 and 82,397,241.76

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Solution

The fourth proportional to 141,930,421.60, 195,862,840.96 and 82,397,241.76 is: 113,707,531.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,930,421.60 : 195,862,840.96 = 82,397,241.76 : x
  2. Step 2: Convert to fraction form
    141,930,421.60/195,862,840.96 = 82,397,241.76/x
  3. Step 3: Cross multiply
    141,930,421.60x = 195,862,840.96 × 82,397,241.76
  4. Step 4: Simplify right side
    141,930,421.60x = 16,138,557,858,381,552
  5. Step 5: Solve for x
    x = 16,138,557,858,381,552/141,930,421.60
  6. Step 6: Final answer
    x = 113,707,531.31

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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.