Home / 123,601,214.12-170,569,862.33-67,085,980.29

Finding the Fourth Proportional to 123,601,214.12, 170,569,862.33 and 67,085,980.29

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Solution

The fourth proportional to 123,601,214.12, 170,569,862.33 and 67,085,980.29 is: 92,578,754.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,601,214.12 : 170,569,862.33 = 67,085,980.29 : x
  2. Step 2: Convert to fraction form
    123,601,214.12/170,569,862.33 = 67,085,980.29/x
  3. Step 3: Cross multiply
    123,601,214.12x = 170,569,862.33 × 67,085,980.29
  4. Step 4: Simplify right side
    123,601,214.12x = 11,442,846,422,002,962
  5. Step 5: Solve for x
    x = 11,442,846,422,002,962/123,601,214.12
  6. Step 6: Final answer
    x = 92,578,754.21

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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.