Home / 101,300,633.20-151,951,008.88-71,143,127.92

Finding the Fourth Proportional to 101,300,633.20, 151,951,008.88 and 71,143,127.92

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Solution

The fourth proportional to 101,300,633.20, 151,951,008.88 and 71,143,127.92 is: 106,714,733.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,300,633.20 : 151,951,008.88 = 71,143,127.92 : x
  2. Step 2: Convert to fraction form
    101,300,633.20/151,951,008.88 = 71,143,127.92/x
  3. Step 3: Cross multiply
    101,300,633.20x = 151,951,008.88 × 71,143,127.92
  4. Step 4: Simplify right side
    101,300,633.20x = 10,810,270,062,322,896
  5. Step 5: Solve for x
    x = 10,810,270,062,322,896/101,300,633.20
  6. Step 6: Final answer
    x = 106,714,733.37

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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.