Home / 122,202,419.80-183,303,629.70-108,597,530.20

Finding the Fourth Proportional to 122,202,419.80, 183,303,629.70 and 108,597,530.20

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Solution

The fourth proportional to 122,202,419.80, 183,303,629.70 and 108,597,530.20 is: 162,896,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,202,419.80 : 183,303,629.70 = 108,597,530.20 : x
  2. Step 2: Convert to fraction form
    122,202,419.80/183,303,629.70 = 108,597,530.20/x
  3. Step 3: Cross multiply
    122,202,419.80x = 183,303,629.70 × 108,597,530.20
  4. Step 4: Simplify right side
    122,202,419.80x = 19,906,321,462,115,368
  5. Step 5: Solve for x
    x = 19,906,321,462,115,368/122,202,419.80
  6. Step 6: Final answer
    x = 162,896,295.30

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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.