Home / 87,916,359.73-121,346,623.92-59,706,464.42

Finding the Fourth Proportional to 87,916,359.73, 121,346,623.92 and 59,706,464.42

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Solution

The fourth proportional to 87,916,359.73, 121,346,623.92 and 59,706,464.42 is: 82,409,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,916,359.73 : 121,346,623.92 = 59,706,464.42 : x
  2. Step 2: Convert to fraction form
    87,916,359.73/121,346,623.92 = 59,706,464.42/x
  3. Step 3: Cross multiply
    87,916,359.73x = 121,346,623.92 × 59,706,464.42
  4. Step 4: Simplify right side
    87,916,359.73x = 7,245,177,883,566,601
  5. Step 5: Solve for x
    x = 7,245,177,883,566,601/87,916,359.73
  6. Step 6: Final answer
    x = 82,409,893.97

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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.