Home / 193,676,589-267,269,703.30-105,569,823.96

Finding the Fourth Proportional to 193,676,589, 267,269,703.30 and 105,569,823.96

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Solution

The fourth proportional to 193,676,589, 267,269,703.30 and 105,569,823.96 is: 145,684,182.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,676,589 : 267,269,703.30 = 105,569,823.96 : x
  2. Step 2: Convert to fraction form
    193,676,589/267,269,703.30 = 105,569,823.96/x
  3. Step 3: Cross multiply
    193,676,589x = 267,269,703.30 × 105,569,823.96
  4. Step 4: Simplify right side
    193,676,589x = 28,215,615,527,222,432
  5. Step 5: Solve for x
    x = 28,215,615,527,222,432/193,676,589
  6. Step 6: Final answer
    x = 145,684,182.45

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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.