Home / 489,659,135.40-733,532,109.30-294,992,297.10

Finding the Fourth Proportional to 489,659,135.40, 733,532,109.30 and 294,992,297.10

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Solution

The fourth proportional to 489,659,135.40, 733,532,109.30 and 294,992,297.10 is: 441,912,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,659,135.40 : 733,532,109.30 = 294,992,297.10 : x
  2. Step 2: Convert to fraction form
    489,659,135.40/733,532,109.30 = 294,992,297.10/x
  3. Step 3: Cross multiply
    489,659,135.40x = 733,532,109.30 × 294,992,297.10
  4. Step 4: Simplify right side
    489,659,135.40x = 216,386,321,919,015,264
  5. Step 5: Solve for x
    x = 216,386,321,919,015,264/489,659,135.40
  6. Step 6: Final answer
    x = 441,912,151.28

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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.