Home / 327,408,049.80-491,112,074.70-163,671,077.70

Finding the Fourth Proportional to 327,408,049.80, 491,112,074.70 and 163,671,077.70

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Solution

The fourth proportional to 327,408,049.80, 491,112,074.70 and 163,671,077.70 is: 245,506,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,408,049.80 : 491,112,074.70 = 163,671,077.70 : x
  2. Step 2: Convert to fraction form
    327,408,049.80/491,112,074.70 = 163,671,077.70/x
  3. Step 3: Cross multiply
    327,408,049.80x = 491,112,074.70 × 163,671,077.70
  4. Step 4: Simplify right side
    327,408,049.80x = 80,380,842,537,631,904
  5. Step 5: Solve for x
    x = 80,380,842,537,631,904/327,408,049.80
  6. Step 6: Final answer
    x = 245,506,616.55

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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.