Home / 326,641,202.20-489,961,803.30-144,888,380.20

Finding the Fourth Proportional to 326,641,202.20, 489,961,803.30 and 144,888,380.20

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Solution

The fourth proportional to 326,641,202.20, 489,961,803.30 and 144,888,380.20 is: 217,332,570.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,641,202.20 : 489,961,803.30 = 144,888,380.20 : x
  2. Step 2: Convert to fraction form
    326,641,202.20/489,961,803.30 = 144,888,380.20/x
  3. Step 3: Cross multiply
    326,641,202.20x = 489,961,803.30 × 144,888,380.20
  4. Step 4: Simplify right side
    326,641,202.20x = 70,989,772,040,008,008
  5. Step 5: Solve for x
    x = 70,989,772,040,008,008/326,641,202.20
  6. Step 6: Final answer
    x = 217,332,570.30

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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.