Home / 37,399,981,681-51,613,597,104.42-20,711,317,105

Finding the Fourth Proportional to 37,399,981,681, 51,613,597,104.42 and 20,711,317,105

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Solution

The fourth proportional to 37,399,981,681, 51,613,597,104.42 and 20,711,317,105 is: 28,582,516,047.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,399,981,681 : 51,613,597,104.42 = 20,711,317,105 : x
  2. Step 2: Convert to fraction form
    37,399,981,681/51,613,597,104.42 = 20,711,317,105/x
  3. Step 3: Cross multiply
    37,399,981,681x = 51,613,597,104.42 × 20,711,317,105
  4. Step 4: Simplify right side
    37,399,981,681x = 1,068,985,576,559,352,348,672
  5. Step 5: Solve for x
    x = 1,068,985,576,559,352,348,672/37,399,981,681
  6. Step 6: Final answer
    x = 28,582,516,047.12

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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.