Home / 272,387,422.56-408,578,441.40-124,793,117.04

Finding the Fourth Proportional to 272,387,422.56, 408,578,441.40 and 124,793,117.04

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Solution

The fourth proportional to 272,387,422.56, 408,578,441.40 and 124,793,117.04 is: 187,188,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,387,422.56 : 408,578,441.40 = 124,793,117.04 : x
  2. Step 2: Convert to fraction form
    272,387,422.56/408,578,441.40 = 124,793,117.04/x
  3. Step 3: Cross multiply
    272,387,422.56x = 408,578,441.40 × 124,793,117.04
  4. Step 4: Simplify right side
    272,387,422.56x = 50,987,777,257,650,984
  5. Step 5: Solve for x
    x = 50,987,777,257,650,984/272,387,422.56
  6. Step 6: Final answer
    x = 187,188,442.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.