Home / 123,460,464.33-170,359,781.31-67,691,209.14

Finding the Fourth Proportional to 123,460,464.33, 170,359,781.31 and 67,691,209.14

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Solution

The fourth proportional to 123,460,464.33, 170,359,781.31 and 67,691,209.14 is: 93,405,282.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,460,464.33 : 170,359,781.31 = 67,691,209.14 : x
  2. Step 2: Convert to fraction form
    123,460,464.33/170,359,781.31 = 67,691,209.14/x
  3. Step 3: Cross multiply
    123,460,464.33x = 170,359,781.31 × 67,691,209.14
  4. Step 4: Simplify right side
    123,460,464.33x = 11,531,859,585,699,874
  5. Step 5: Solve for x
    x = 11,531,859,585,699,874/123,460,464.33
  6. Step 6: Final answer
    x = 93,405,282.80

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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.