Home / 115,375,340,179.68-159,218,904,296.40-63,934,759,270.08

Finding the Fourth Proportional to 115,375,340,179.68, 159,218,904,296.40 and 63,934,759,270.08

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Solution

The fourth proportional to 115,375,340,179.68, 159,218,904,296.40 and 63,934,759,270.08 is: 88,230,485,835.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,375,340,179.68 : 159,218,904,296.40 = 63,934,759,270.08 : x
  2. Step 2: Convert to fraction form
    115,375,340,179.68/159,218,904,296.40 = 63,934,759,270.08/x
  3. Step 3: Cross multiply
    115,375,340,179.68x = 159,218,904,296.40 × 63,934,759,270.08
  4. Step 4: Simplify right side
    115,375,340,179.68x = 10,179,622,317,436,239,347,712
  5. Step 5: Solve for x
    x = 10,179,622,317,436,239,347,712/115,375,340,179.68
  6. Step 6: Final answer
    x = 88,230,485,835.04

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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.