Home / 946,970,767.20-1,420,456,150.80-603,447,304.80

Finding the Fourth Proportional to 946,970,767.20, 1,420,456,150.80 and 603,447,304.80

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Solution

The fourth proportional to 946,970,767.20, 1,420,456,150.80 and 603,447,304.80 is: 905,170,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,970,767.20 : 1,420,456,150.80 = 603,447,304.80 : x
  2. Step 2: Convert to fraction form
    946,970,767.20/1,420,456,150.80 = 603,447,304.80/x
  3. Step 3: Cross multiply
    946,970,767.20x = 1,420,456,150.80 × 603,447,304.80
  4. Step 4: Simplify right side
    946,970,767.20x = 857,170,435,786,842,240
  5. Step 5: Solve for x
    x = 857,170,435,786,842,240/946,970,767.20
  6. Step 6: Final answer
    x = 905,170,957.20

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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.