Home / 11,487,923,999.20-17,231,885,998.80-7,051,959,400.15

Finding the Fourth Proportional to 11,487,923,999.20, 17,231,885,998.80 and 7,051,959,400.15

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Solution

The fourth proportional to 11,487,923,999.20, 17,231,885,998.80 and 7,051,959,400.15 is: 10,577,939,100.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487,923,999.20 : 17,231,885,998.80 = 7,051,959,400.15 : x
  2. Step 2: Convert to fraction form
    11,487,923,999.20/17,231,885,998.80 = 7,051,959,400.15/x
  3. Step 3: Cross multiply
    11,487,923,999.20x = 17,231,885,998.80 × 7,051,959,400.15
  4. Step 4: Simplify right side
    11,487,923,999.20x = 121,518,560,451,550,822,400
  5. Step 5: Solve for x
    x = 121,518,560,451,550,822,400/11,487,923,999.20
  6. Step 6: Final answer
    x = 10,577,939,100.23

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Double scale
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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.