Home / 18,165,303,021.60-27,247,954,532.40-5,747,440,039.20

Finding the Fourth Proportional to 18,165,303,021.60, 27,247,954,532.40 and 5,747,440,039.20

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Solution

The fourth proportional to 18,165,303,021.60, 27,247,954,532.40 and 5,747,440,039.20 is: 8,621,160,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165,303,021.60 : 27,247,954,532.40 = 5,747,440,039.20 : x
  2. Step 2: Convert to fraction form
    18,165,303,021.60/27,247,954,532.40 = 5,747,440,039.20/x
  3. Step 3: Cross multiply
    18,165,303,021.60x = 27,247,954,532.40 × 5,747,440,039.20
  4. Step 4: Simplify right side
    18,165,303,021.60x = 156,605,984,865,816,870,912
  5. Step 5: Solve for x
    x = 156,605,984,865,816,870,912/18,165,303,021.60
  6. Step 6: Final answer
    x = 8,621,160,058.80

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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.