Home / 17,021,664,426.30-25,532,496,639.45-10,491,317,418.30

Finding the Fourth Proportional to 17,021,664,426.30, 25,532,496,639.45 and 10,491,317,418.30

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Solution

The fourth proportional to 17,021,664,426.30, 25,532,496,639.45 and 10,491,317,418.30 is: 15,736,976,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,664,426.30 : 25,532,496,639.45 = 10,491,317,418.30 : x
  2. Step 2: Convert to fraction form
    17,021,664,426.30/25,532,496,639.45 = 10,491,317,418.30/x
  3. Step 3: Cross multiply
    17,021,664,426.30x = 25,532,496,639.45 × 10,491,317,418.30
  4. Step 4: Simplify right side
    17,021,664,426.30x = 267,869,526,726,147,997,696
  5. Step 5: Solve for x
    x = 267,869,526,726,147,997,696/17,021,664,426.30
  6. Step 6: Final answer
    x = 15,736,976,127.45

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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.