Home / 137,964,097.89-206,862,792.53-54,978,617.03

Finding the Fourth Proportional to 137,964,097.89, 206,862,792.53 and 54,978,617.03

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Solution

The fourth proportional to 137,964,097.89, 206,862,792.53 and 54,978,617.03 is: 82,434,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,964,097.89 : 206,862,792.53 = 54,978,617.03 : x
  2. Step 2: Convert to fraction form
    137,964,097.89/206,862,792.53 = 54,978,617.03/x
  3. Step 3: Cross multiply
    137,964,097.89x = 206,862,792.53 × 54,978,617.03
  4. Step 4: Simplify right side
    137,964,097.89x = 11,373,030,246,954,008
  5. Step 5: Solve for x
    x = 11,373,030,246,954,008/137,964,097.89
  6. Step 6: Final answer
    x = 82,434,708.89

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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.