Home / 10,165,864,571.70-15,248,796,857.55-7,066,500,659.70

Finding the Fourth Proportional to 10,165,864,571.70, 15,248,796,857.55 and 7,066,500,659.70

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Solution

The fourth proportional to 10,165,864,571.70, 15,248,796,857.55 and 7,066,500,659.70 is: 10,599,750,989.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165,864,571.70 : 15,248,796,857.55 = 7,066,500,659.70 : x
  2. Step 2: Convert to fraction form
    10,165,864,571.70/15,248,796,857.55 = 7,066,500,659.70/x
  3. Step 3: Cross multiply
    10,165,864,571.70x = 15,248,796,857.55 × 7,066,500,659.70
  4. Step 4: Simplify right side
    10,165,864,571.70x = 107,755,633,053,508,354,048
  5. Step 5: Solve for x
    x = 107,755,633,053,508,354,048/10,165,864,571.70
  6. Step 6: Final answer
    x = 10,599,750,989.55

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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.