Home / 2,720,147,489.60-4,080,221,234.40-996,637,524.80

Finding the Fourth Proportional to 2,720,147,489.60, 4,080,221,234.40 and 996,637,524.80

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Solution

The fourth proportional to 2,720,147,489.60, 4,080,221,234.40 and 996,637,524.80 is: 1,494,956,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,147,489.60 : 4,080,221,234.40 = 996,637,524.80 : x
  2. Step 2: Convert to fraction form
    2,720,147,489.60/4,080,221,234.40 = 996,637,524.80/x
  3. Step 3: Cross multiply
    2,720,147,489.60x = 4,080,221,234.40 × 996,637,524.80
  4. Step 4: Simplify right side
    2,720,147,489.60x = 4,066,501,591,688,816,640
  5. Step 5: Solve for x
    x = 4,066,501,591,688,816,640/2,720,147,489.60
  6. Step 6: Final answer
    x = 1,494,956,287.20

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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.