Home / 332,990,999.20-499,486,498.80-327,889,165.60

Finding the Fourth Proportional to 332,990,999.20, 499,486,498.80 and 327,889,165.60

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Solution

The fourth proportional to 332,990,999.20, 499,486,498.80 and 327,889,165.60 is: 491,833,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,990,999.20 : 499,486,498.80 = 327,889,165.60 : x
  2. Step 2: Convert to fraction form
    332,990,999.20/499,486,498.80 = 327,889,165.60/x
  3. Step 3: Cross multiply
    332,990,999.20x = 499,486,498.80 × 327,889,165.60
  4. Step 4: Simplify right side
    332,990,999.20x = 163,776,211,319,997,408
  5. Step 5: Solve for x
    x = 163,776,211,319,997,408/332,990,999.20
  6. Step 6: Final answer
    x = 491,833,748.40

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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.