Home / 3,107,684,673.80-4,661,527,010.70-2,128,132,622.60

Finding the Fourth Proportional to 3,107,684,673.80, 4,661,527,010.70 and 2,128,132,622.60

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Solution

The fourth proportional to 3,107,684,673.80, 4,661,527,010.70 and 2,128,132,622.60 is: 3,192,198,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,684,673.80 : 4,661,527,010.70 = 2,128,132,622.60 : x
  2. Step 2: Convert to fraction form
    3,107,684,673.80/4,661,527,010.70 = 2,128,132,622.60/x
  3. Step 3: Cross multiply
    3,107,684,673.80x = 4,661,527,010.70 × 2,128,132,622.60
  4. Step 4: Simplify right side
    3,107,684,673.80x = 9,920,347,702,601,728,000
  5. Step 5: Solve for x
    x = 9,920,347,702,601,728,000/3,107,684,673.80
  6. Step 6: Final answer
    x = 3,192,198,933.90

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1.5x scale

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.