Home / 91,123,884.29-125,726,042.62-51,951,368.18

Finding the Fourth Proportional to 91,123,884.29, 125,726,042.62 and 51,951,368.18

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Solution

The fourth proportional to 91,123,884.29, 125,726,042.62 and 51,951,368.18 is: 71,678,682.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,123,884.29 : 125,726,042.62 = 51,951,368.18 : x
  2. Step 2: Convert to fraction form
    91,123,884.29/125,726,042.62 = 51,951,368.18/x
  3. Step 3: Cross multiply
    91,123,884.29x = 125,726,042.62 × 51,951,368.18
  4. Step 4: Simplify right side
    91,123,884.29x = 6,531,639,929,638,038
  5. Step 5: Solve for x
    x = 6,531,639,929,638,038/91,123,884.29
  6. Step 6: Final answer
    x = 71,678,682.06

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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.