Home / 204,129,991.20-306,194,986.80-146,734,363.20

Finding the Fourth Proportional to 204,129,991.20, 306,194,986.80 and 146,734,363.20

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Solution

The fourth proportional to 204,129,991.20, 306,194,986.80 and 146,734,363.20 is: 220,101,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,129,991.20 : 306,194,986.80 = 146,734,363.20 : x
  2. Step 2: Convert to fraction form
    204,129,991.20/306,194,986.80 = 146,734,363.20/x
  3. Step 3: Cross multiply
    204,129,991.20x = 306,194,986.80 × 146,734,363.20
  4. Step 4: Simplify right side
    204,129,991.20x = 44,929,326,403,130,400
  5. Step 5: Solve for x
    x = 44,929,326,403,130,400/204,129,991.20
  6. Step 6: Final answer
    x = 220,101,544.80

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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.