Home / 3,981,315,460.80-5,971,973,191.20-2,046,397,828.80

Finding the Fourth Proportional to 3,981,315,460.80, 5,971,973,191.20 and 2,046,397,828.80

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Solution

The fourth proportional to 3,981,315,460.80, 5,971,973,191.20 and 2,046,397,828.80 is: 3,069,596,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,315,460.80 : 5,971,973,191.20 = 2,046,397,828.80 : x
  2. Step 2: Convert to fraction form
    3,981,315,460.80/5,971,973,191.20 = 2,046,397,828.80/x
  3. Step 3: Cross multiply
    3,981,315,460.80x = 5,971,973,191.20 × 2,046,397,828.80
  4. Step 4: Simplify right side
    3,981,315,460.80x = 12,221,032,972,123,486,208
  5. Step 5: Solve for x
    x = 12,221,032,972,123,486,208/3,981,315,460.80
  6. Step 6: Final answer
    x = 3,069,596,743.20

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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.