Home / 227,531,809.43-313,991,661.61-123,107,589.53

Finding the Fourth Proportional to 227,531,809.43, 313,991,661.61 and 123,107,589.53

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Solution

The fourth proportional to 227,531,809.43, 313,991,661.61 and 123,107,589.53 is: 169,887,264.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531,809.43 : 313,991,661.61 = 123,107,589.53 : x
  2. Step 2: Convert to fraction form
    227,531,809.43/313,991,661.61 = 123,107,589.53/x
  3. Step 3: Cross multiply
    227,531,809.43x = 313,991,661.61 × 123,107,589.53
  4. Step 4: Simplify right side
    227,531,809.43x = 38,654,756,594,265,400
  5. Step 5: Solve for x
    x = 38,654,756,594,265,400/227,531,809.43
  6. Step 6: Final answer
    x = 169,887,264.07

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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.