Home / 100,749,179.31-151,123,261.70-39,344,573.46

Finding the Fourth Proportional to 100,749,179.31, 151,123,261.70 and 39,344,573.46

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Solution

The fourth proportional to 100,749,179.31, 151,123,261.70 and 39,344,573.46 is: 59,016,662.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,749,179.31 : 151,123,261.70 = 39,344,573.46 : x
  2. Step 2: Convert to fraction form
    100,749,179.31/151,123,261.70 = 39,344,573.46/x
  3. Step 3: Cross multiply
    100,749,179.31x = 151,123,261.70 × 39,344,573.46
  4. Step 4: Simplify right side
    100,749,179.31x = 5,945,880,270,714,837
  5. Step 5: Solve for x
    x = 5,945,880,270,714,837/100,749,179.31
  6. Step 6: Final answer
    x = 59,016,662.09

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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.