Home / 3,192,225,982.78-4,405,183,497.18-1,763,271,478.72

Finding the Fourth Proportional to 3,192,225,982.78, 4,405,183,497.18 and 1,763,271,478.72

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Solution

The fourth proportional to 3,192,225,982.78, 4,405,183,497.18 and 1,763,271,478.72 is: 2,433,265,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,225,982.78 : 4,405,183,497.18 = 1,763,271,478.72 : x
  2. Step 2: Convert to fraction form
    3,192,225,982.78/4,405,183,497.18 = 1,763,271,478.72/x
  3. Step 3: Cross multiply
    3,192,225,982.78x = 4,405,183,497.18 × 1,763,271,478.72
  4. Step 4: Simplify right side
    3,192,225,982.78x = 7,767,534,419,105,520,640
  5. Step 5: Solve for x
    x = 7,767,534,419,105,520,640/3,192,225,982.78
  6. Step 6: Final answer
    x = 2,433,265,834.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.