Home / 122,202,777.60-183,304,166.40-106,418,979.90

Finding the Fourth Proportional to 122,202,777.60, 183,304,166.40 and 106,418,979.90

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Solution

The fourth proportional to 122,202,777.60, 183,304,166.40 and 106,418,979.90 is: 159,628,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,202,777.60 : 183,304,166.40 = 106,418,979.90 : x
  2. Step 2: Convert to fraction form
    122,202,777.60/183,304,166.40 = 106,418,979.90/x
  3. Step 3: Cross multiply
    122,202,777.60x = 183,304,166.40 × 106,418,979.90
  4. Step 4: Simplify right side
    122,202,777.60x = 19,507,042,399,707,856
  5. Step 5: Solve for x
    x = 19,507,042,399,707,856/122,202,777.60
  6. Step 6: Final answer
    x = 159,628,469.85

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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.