Home / 187,007,021.60-258,057,392.10-107,609,268.14

Finding the Fourth Proportional to 187,007,021.60, 258,057,392.10 and 107,609,268.14

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Solution

The fourth proportional to 187,007,021.60, 258,057,392.10 and 107,609,268.14 is: 148,493,713.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,007,021.60 : 258,057,392.10 = 107,609,268.14 : x
  2. Step 2: Convert to fraction form
    187,007,021.60/258,057,392.10 = 107,609,268.14/x
  3. Step 3: Cross multiply
    187,007,021.60x = 258,057,392.10 × 107,609,268.14
  4. Step 4: Simplify right side
    187,007,021.60x = 27,769,367,101,998,016
  5. Step 5: Solve for x
    x = 27,769,367,101,998,016/187,007,021.60
  6. Step 6: Final answer
    x = 148,493,713.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.