Home / 141,930,434.12-195,862,858.28-82,397,254.28

Finding the Fourth Proportional to 141,930,434.12, 195,862,858.28 and 82,397,254.28

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Solution

The fourth proportional to 141,930,434.12, 195,862,858.28 and 82,397,254.28 is: 113,707,548.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,930,434.12 : 195,862,858.28 = 82,397,254.28 : x
  2. Step 2: Convert to fraction form
    141,930,434.12/195,862,858.28 = 82,397,254.28/x
  3. Step 3: Cross multiply
    141,930,434.12x = 195,862,858.28 × 82,397,254.28
  4. Step 4: Simplify right side
    141,930,434.12x = 16,138,561,737,704,764
  5. Step 5: Solve for x
    x = 16,138,561,737,704,764/141,930,434.12
  6. Step 6: Final answer
    x = 113,707,548.62

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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.