Home / 6,642,757,816.20-9,964,136,724.30-4,196,639,723.40

Finding the Fourth Proportional to 6,642,757,816.20, 9,964,136,724.30 and 4,196,639,723.40

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Solution

The fourth proportional to 6,642,757,816.20, 9,964,136,724.30 and 4,196,639,723.40 is: 6,294,959,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,757,816.20 : 9,964,136,724.30 = 4,196,639,723.40 : x
  2. Step 2: Convert to fraction form
    6,642,757,816.20/9,964,136,724.30 = 4,196,639,723.40/x
  3. Step 3: Cross multiply
    6,642,757,816.20x = 9,964,136,724.30 × 4,196,639,723.40
  4. Step 4: Simplify right side
    6,642,757,816.20x = 41,815,891,986,586,132,480
  5. Step 5: Solve for x
    x = 41,815,891,986,586,132,480/6,642,757,816.20
  6. Step 6: Final answer
    x = 6,294,959,585.10

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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.