Home / 490,663,370.40-735,995,055.60-327,404,695.20

Finding the Fourth Proportional to 490,663,370.40, 735,995,055.60 and 327,404,695.20

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Solution

The fourth proportional to 490,663,370.40, 735,995,055.60 and 327,404,695.20 is: 491,107,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,663,370.40 : 735,995,055.60 = 327,404,695.20 : x
  2. Step 2: Convert to fraction form
    490,663,370.40/735,995,055.60 = 327,404,695.20/x
  3. Step 3: Cross multiply
    490,663,370.40x = 735,995,055.60 × 327,404,695.20
  4. Step 4: Simplify right side
    490,663,370.40x = 240,968,236,847,425,056
  5. Step 5: Solve for x
    x = 240,968,236,847,425,056/490,663,370.40
  6. Step 6: Final answer
    x = 491,107,042.80

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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.