Home / 145,873,236.35-218,825,182.72-47,512,602.44

Finding the Fourth Proportional to 145,873,236.35, 218,825,182.72 and 47,512,602.44

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Solution

The fourth proportional to 145,873,236.35, 218,825,182.72 and 47,512,602.44 is: 71,273,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,873,236.35 : 218,825,182.72 = 47,512,602.44 : x
  2. Step 2: Convert to fraction form
    145,873,236.35/218,825,182.72 = 47,512,602.44/x
  3. Step 3: Cross multiply
    145,873,236.35x = 218,825,182.72 × 47,512,602.44
  4. Step 4: Simplify right side
    145,873,236.35x = 10,396,953,910,221,576
  5. Step 5: Solve for x
    x = 10,396,953,910,221,576/145,873,236.35
  6. Step 6: Final answer
    x = 71,273,896.23

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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.