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Finding the Fourth Proportional to 7,262,786,095.20, 10,894,179,142.80 and 7,262,786,095.20

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Solution

The fourth proportional to 7,262,786,095.20, 10,894,179,142.80 and 7,262,786,095.20 is: 10,894,179,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262,786,095.20 : 10,894,179,142.80 = 7,262,786,095.20 : x
  2. Step 2: Convert to fraction form
    7,262,786,095.20/10,894,179,142.80 = 7,262,786,095.20/x
  3. Step 3: Cross multiply
    7,262,786,095.20x = 10,894,179,142.80 × 7,262,786,095.20
  4. Step 4: Simplify right side
    7,262,786,095.20x = 79,122,092,796,945,694,720
  5. Step 5: Solve for x
    x = 79,122,092,796,945,694,720/7,262,786,095.20
  6. Step 6: Final answer
    x = 10,894,179,142.80

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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.