Home / 126,096,247.80-188,997,405.30-57,945,828.60

Finding the Fourth Proportional to 126,096,247.80, 188,997,405.30 and 57,945,828.60

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Solution

The fourth proportional to 126,096,247.80, 188,997,405.30 and 57,945,828.60 is: 86,851,206.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,096,247.80 : 188,997,405.30 = 57,945,828.60 : x
  2. Step 2: Convert to fraction form
    126,096,247.80/188,997,405.30 = 57,945,828.60/x
  3. Step 3: Cross multiply
    126,096,247.80x = 188,997,405.30 × 57,945,828.60
  4. Step 4: Simplify right side
    126,096,247.80x = 10,951,611,253,358,532
  5. Step 5: Solve for x
    x = 10,951,611,253,358,532/126,096,247.80
  6. Step 6: Final answer
    x = 86,851,206.47

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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.