Home / 146,797,673.80-220,189,512.30-49,743,862.60

Finding the Fourth Proportional to 146,797,673.80, 220,189,512.30 and 49,743,862.60

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Solution

The fourth proportional to 146,797,673.80, 220,189,512.30 and 49,743,862.60 is: 74,613,422.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,797,673.80 : 220,189,512.30 = 49,743,862.60 : x
  2. Step 2: Convert to fraction form
    146,797,673.80/220,189,512.30 = 49,743,862.60/x
  3. Step 3: Cross multiply
    146,797,673.80x = 220,189,512.30 × 49,743,862.60
  4. Step 4: Simplify right side
    146,797,673.80x = 10,953,076,845,812,210
  5. Step 5: Solve for x
    x = 10,953,076,845,812,210/146,797,673.80
  6. Step 6: Final answer
    x = 74,613,422.42

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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.