Home / 136,084,672.20-204,127,008.30-122,054,629.80

Finding the Fourth Proportional to 136,084,672.20, 204,127,008.30 and 122,054,629.80

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Solution

The fourth proportional to 136,084,672.20, 204,127,008.30 and 122,054,629.80 is: 183,081,944.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,084,672.20 : 204,127,008.30 = 122,054,629.80 : x
  2. Step 2: Convert to fraction form
    136,084,672.20/204,127,008.30 = 122,054,629.80/x
  3. Step 3: Cross multiply
    136,084,672.20x = 204,127,008.30 × 122,054,629.80
  4. Step 4: Simplify right side
    136,084,672.20x = 24,914,646,430,238,028
  5. Step 5: Solve for x
    x = 24,914,646,430,238,028/136,084,672.20
  6. Step 6: Final answer
    x = 183,081,944.70

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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.