Home / 123,652,855.56-170,633,179.51-67,897,885.65

Finding the Fourth Proportional to 123,652,855.56, 170,633,179.51 and 67,897,885.65

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Solution

The fourth proportional to 123,652,855.56, 170,633,179.51 and 67,897,885.65 is: 93,694,820.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,652,855.56 : 170,633,179.51 = 67,897,885.65 : x
  2. Step 2: Convert to fraction form
    123,652,855.56/170,633,179.51 = 67,897,885.65/x
  3. Step 3: Cross multiply
    123,652,855.56x = 170,633,179.51 × 67,897,885.65
  4. Step 4: Simplify right side
    123,652,855.56x = 11,585,632,110,998,362
  5. Step 5: Solve for x
    x = 11,585,632,110,998,362/123,652,855.56
  6. Step 6: Final answer
    x = 93,694,820.54

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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.