Home / 203,504,205.60-304,808,410.80-122,584,039.20

Finding the Fourth Proportional to 203,504,205.60, 304,808,410.80 and 122,584,039.20

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Solution

The fourth proportional to 203,504,205.60, 304,808,410.80 and 122,584,039.20 is: 183,606,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,504,205.60 : 304,808,410.80 = 122,584,039.20 : x
  2. Step 2: Convert to fraction form
    203,504,205.60/304,808,410.80 = 122,584,039.20/x
  3. Step 3: Cross multiply
    203,504,205.60x = 304,808,410.80 × 122,584,039.20
  4. Step 4: Simplify right side
    203,504,205.60x = 37,364,646,177,996,904
  5. Step 5: Solve for x
    x = 37,364,646,177,996,904/203,504,205.60
  6. Step 6: Final answer
    x = 183,606,260.46

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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.