Home / 123,304,986.26-170,160,866.46-73,745,352.31

Finding the Fourth Proportional to 123,304,986.26, 170,160,866.46 and 73,745,352.31

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Solution

The fourth proportional to 123,304,986.26, 170,160,866.46 and 73,745,352.31 is: 101,768,577.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,304,986.26 : 170,160,866.46 = 73,745,352.31 : x
  2. Step 2: Convert to fraction form
    123,304,986.26/170,160,866.46 = 73,745,352.31/x
  3. Step 3: Cross multiply
    123,304,986.26x = 170,160,866.46 × 73,745,352.31
  4. Step 4: Simplify right side
    123,304,986.26x = 12,548,573,046,467,564
  5. Step 5: Solve for x
    x = 12,548,573,046,467,564/123,304,986.26
  6. Step 6: Final answer
    x = 101,768,577.47

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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.