Home / 1,344,136,076.80-2,016,204,115.20-1,072,038,284.80

Finding the Fourth Proportional to 1,344,136,076.80, 2,016,204,115.20 and 1,072,038,284.80

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Solution

The fourth proportional to 1,344,136,076.80, 2,016,204,115.20 and 1,072,038,284.80 is: 1,608,057,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,136,076.80 : 2,016,204,115.20 = 1,072,038,284.80 : x
  2. Step 2: Convert to fraction form
    1,344,136,076.80/2,016,204,115.20 = 1,072,038,284.80/x
  3. Step 3: Cross multiply
    1,344,136,076.80x = 2,016,204,115.20 × 1,072,038,284.80
  4. Step 4: Simplify right side
    1,344,136,076.80x = 2,161,448,001,465,709,568
  5. Step 5: Solve for x
    x = 2,161,448,001,465,709,568/1,344,136,076.80
  6. Step 6: Final answer
    x = 1,608,057,427.20

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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.