Home / 70,264,589.49-96,965,119.31-39,324,755.43

Finding the Fourth Proportional to 70,264,589.49, 96,965,119.31 and 39,324,755.43

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Solution

The fourth proportional to 70,264,589.49, 96,965,119.31 and 39,324,755.43 is: 54,268,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,264,589.49 : 96,965,119.31 = 39,324,755.43 : x
  2. Step 2: Convert to fraction form
    70,264,589.49/96,965,119.31 = 39,324,755.43/x
  3. Step 3: Cross multiply
    70,264,589.49x = 96,965,119.31 × 39,324,755.43
  4. Step 4: Simplify right side
    70,264,589.49x = 3,813,129,601,909,897
  5. Step 5: Solve for x
    x = 3,813,129,601,909,897/70,264,589.49
  6. Step 6: Final answer
    x = 54,268,154.55

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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.