Home / 146,845,852.20-220,268,778.30-137,775,925.80

Finding the Fourth Proportional to 146,845,852.20, 220,268,778.30 and 137,775,925.80

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Solution

The fourth proportional to 146,845,852.20, 220,268,778.30 and 137,775,925.80 is: 206,663,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,845,852.20 : 220,268,778.30 = 137,775,925.80 : x
  2. Step 2: Convert to fraction form
    146,845,852.20/220,268,778.30 = 137,775,925.80/x
  3. Step 3: Cross multiply
    146,845,852.20x = 220,268,778.30 × 137,775,925.80
  4. Step 4: Simplify right side
    146,845,852.20x = 30,347,734,855,117,456
  5. Step 5: Solve for x
    x = 30,347,734,855,117,456/146,845,852.20
  6. Step 6: Final answer
    x = 206,663,888.70

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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.