Home / 115,356,011,997.12-159,189,189,556.32-63,914,384,207.04

Finding the Fourth Proportional to 115,356,011,997.12, 159,189,189,556.32 and 63,914,384,207.04

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Solution

The fourth proportional to 115,356,011,997.12, 159,189,189,556.32 and 63,914,384,207.04 is: 88,200,682,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,356,011,997.12 : 159,189,189,556.32 = 63,914,384,207.04 : x
  2. Step 2: Convert to fraction form
    115,356,011,997.12/159,189,189,556.32 = 63,914,384,207.04/x
  3. Step 3: Cross multiply
    115,356,011,997.12x = 159,189,189,556.32 × 63,914,384,207.04
  4. Step 4: Simplify right side
    115,356,011,997.12x = 10,174,479,022,909,957,341,184
  5. Step 5: Solve for x
    x = 10,174,479,022,909,957,341,184/115,356,011,997.12
  6. Step 6: Final answer
    x = 88,200,682,797.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.