Home / 654,814,348.60-982,221,522.90-327,340,404.40

Finding the Fourth Proportional to 654,814,348.60, 982,221,522.90 and 327,340,404.40

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Solution

The fourth proportional to 654,814,348.60, 982,221,522.90 and 327,340,404.40 is: 491,010,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,814,348.60 : 982,221,522.90 = 327,340,404.40 : x
  2. Step 2: Convert to fraction form
    654,814,348.60/982,221,522.90 = 327,340,404.40/x
  3. Step 3: Cross multiply
    654,814,348.60x = 982,221,522.90 × 327,340,404.40
  4. Step 4: Simplify right side
    654,814,348.60x = 321,520,790,516,469,824
  5. Step 5: Solve for x
    x = 321,520,790,516,469,824/654,814,348.60
  6. Step 6: Final answer
    x = 491,010,606.60

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Double scale
Find fourth proportional to 654,814,349.60, 982,221,524.40 and 327,340,405.40
Similar ratio
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1.5x scale

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.