Home / 54,412,584,401.20-81,618,876,601.80-51,313,220,489.20

Finding the Fourth Proportional to 54,412,584,401.20, 81,618,876,601.80 and 51,313,220,489.20

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Solution

The fourth proportional to 54,412,584,401.20, 81,618,876,601.80 and 51,313,220,489.20 is: 76,969,830,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,412,584,401.20 : 81,618,876,601.80 = 51,313,220,489.20 : x
  2. Step 2: Convert to fraction form
    54,412,584,401.20/81,618,876,601.80 = 51,313,220,489.20/x
  3. Step 3: Cross multiply
    54,412,584,401.20x = 81,618,876,601.80 × 51,313,220,489.20
  4. Step 4: Simplify right side
    54,412,584,401.20x = 4,188,127,411,148,970,000,384
  5. Step 5: Solve for x
    x = 4,188,127,411,148,970,000,384/54,412,584,401.20
  6. Step 6: Final answer
    x = 76,969,830,733.80

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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.