Home / 123,266,546.42-170,113,181.27-68,262,402.92

Finding the Fourth Proportional to 123,266,546.42, 170,113,181.27 and 68,262,402.92

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Solution

The fourth proportional to 123,266,546.42, 170,113,181.27 and 68,262,402.92 is: 94,205,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,266,546.42 : 170,113,181.27 = 68,262,402.92 : x
  2. Step 2: Convert to fraction form
    123,266,546.42/170,113,181.27 = 68,262,402.92/x
  3. Step 3: Cross multiply
    123,266,546.42x = 170,113,181.27 × 68,262,402.92
  4. Step 4: Simplify right side
    123,266,546.42x = 11,612,334,520,663,860
  5. Step 5: Solve for x
    x = 11,612,334,520,663,860/123,266,546.42
  6. Step 6: Final answer
    x = 94,205,077.20

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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.