Home / 37,399,981,680.75-51,613,597,104.08-20,711,317,104.75

Finding the Fourth Proportional to 37,399,981,680.75, 51,613,597,104.08 and 20,711,317,104.75

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Solution

The fourth proportional to 37,399,981,680.75, 51,613,597,104.08 and 20,711,317,104.75 is: 28,582,516,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,399,981,680.75 : 51,613,597,104.08 = 20,711,317,104.75 : x
  2. Step 2: Convert to fraction form
    37,399,981,680.75/51,613,597,104.08 = 20,711,317,104.75/x
  3. Step 3: Cross multiply
    37,399,981,680.75x = 51,613,597,104.08 × 20,711,317,104.75
  4. Step 4: Simplify right side
    37,399,981,680.75x = 1,068,985,576,539,303,575,552
  5. Step 5: Solve for x
    x = 1,068,985,576,539,303,575,552/37,399,981,680.75
  6. Step 6: Final answer
    x = 28,582,516,046.78

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Double scale
Find fourth proportional to 37,399,981,681.75, 51,613,597,105.46 and 20,711,317,105.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.