Home / 2,647,728,021.15-3,971,592,031.73-2,239,581,333.15

Finding the Fourth Proportional to 2,647,728,021.15, 3,971,592,031.73 and 2,239,581,333.15

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Solution

The fourth proportional to 2,647,728,021.15, 3,971,592,031.73 and 2,239,581,333.15 is: 3,359,371,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647,728,021.15 : 3,971,592,031.73 = 2,239,581,333.15 : x
  2. Step 2: Convert to fraction form
    2,647,728,021.15/3,971,592,031.73 = 2,239,581,333.15/x
  3. Step 3: Cross multiply
    2,647,728,021.15x = 3,971,592,031.73 × 2,239,581,333.15
  4. Step 4: Simplify right side
    2,647,728,021.15x = 8,894,703,377,138,592,768
  5. Step 5: Solve for x
    x = 8,894,703,377,138,592,768/2,647,728,021.15
  6. Step 6: Final answer
    x = 3,359,371,999.73

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Half scale
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Double scale
Find fourth proportional to 2,647,728,022.15, 3,971,592,033.23 and 2,239,581,334.15
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.