Home / 123,204,546.56-184,988,491.54-68,723,577.20

Finding the Fourth Proportional to 123,204,546.56, 184,988,491.54 and 68,723,577.20

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Solution

The fourth proportional to 123,204,546.56, 184,988,491.54 and 68,723,577.20 is: 103,186,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,204,546.56 : 184,988,491.54 = 68,723,577.20 : x
  2. Step 2: Convert to fraction form
    123,204,546.56/184,988,491.54 = 68,723,577.20/x
  3. Step 3: Cross multiply
    123,204,546.56x = 184,988,491.54 × 68,723,577.20
  4. Step 4: Simplify right side
    123,204,546.56x = 12,713,070,879,751,398
  5. Step 5: Solve for x
    x = 12,713,070,879,751,398/123,204,546.56
  6. Step 6: Final answer
    x = 103,186,702.39

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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.