Home / 13,486,088,246.60-20,229,132,369.90-13,279,463,985.80

Finding the Fourth Proportional to 13,486,088,246.60, 20,229,132,369.90 and 13,279,463,985.80

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Solution

The fourth proportional to 13,486,088,246.60, 20,229,132,369.90 and 13,279,463,985.80 is: 19,919,195,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,088,246.60 : 20,229,132,369.90 = 13,279,463,985.80 : x
  2. Step 2: Convert to fraction form
    13,486,088,246.60/20,229,132,369.90 = 13,279,463,985.80/x
  3. Step 3: Cross multiply
    13,486,088,246.60x = 20,229,132,369.90 × 13,279,463,985.80
  4. Step 4: Simplify right side
    13,486,088,246.60x = 268,632,034,770,068,045,824
  5. Step 5: Solve for x
    x = 268,632,034,770,068,045,824/13,486,088,246.60
  6. Step 6: Final answer
    x = 19,919,195,978.70

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Double scale
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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.