Home / 229,250,327.72-316,364,104.50-124,828,149.20

Finding the Fourth Proportional to 229,250,327.72, 316,364,104.50 and 124,828,149.20

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Solution

The fourth proportional to 229,250,327.72, 316,364,104.50 and 124,828,149.20 is: 172,262,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,250,327.72 : 316,364,104.50 = 124,828,149.20 : x
  2. Step 2: Convert to fraction form
    229,250,327.72/316,364,104.50 = 124,828,149.20/x
  3. Step 3: Cross multiply
    229,250,327.72x = 316,364,104.50 × 124,828,149.20
  4. Step 4: Simplify right side
    229,250,327.72x = 39,491,145,638,050,392
  5. Step 5: Solve for x
    x = 39,491,145,638,050,392/229,250,327.72
  6. Step 6: Final answer
    x = 172,262,112.04

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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.