Home / 327,132,336,016.90-490,698,504,025.35-215,463,402,180.10

Finding the Fourth Proportional to 327,132,336,016.90, 490,698,504,025.35 and 215,463,402,180.10

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Solution

The fourth proportional to 327,132,336,016.90, 490,698,504,025.35 and 215,463,402,180.10 is: 323,195,103,270.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,132,336,016.90 : 490,698,504,025.35 = 215,463,402,180.10 : x
  2. Step 2: Convert to fraction form
    327,132,336,016.90/490,698,504,025.35 = 215,463,402,180.10/x
  3. Step 3: Cross multiply
    327,132,336,016.90x = 490,698,504,025.35 × 215,463,402,180.10
  4. Step 4: Simplify right side
    327,132,336,016.90x = 105,727,569,121,987,409,215,488
  5. Step 5: Solve for x
    x = 105,727,569,121,987,409,215,488/327,132,336,016.90
  6. Step 6: Final answer
    x = 323,195,103,270.15

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Double scale
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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.