Home / 2,638,656,177.80-3,957,984,266.70-2,517,723,825.80

Finding the Fourth Proportional to 2,638,656,177.80, 3,957,984,266.70 and 2,517,723,825.80

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Solution

The fourth proportional to 2,638,656,177.80, 3,957,984,266.70 and 2,517,723,825.80 is: 3,776,585,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,656,177.80 : 3,957,984,266.70 = 2,517,723,825.80 : x
  2. Step 2: Convert to fraction form
    2,638,656,177.80/3,957,984,266.70 = 2,517,723,825.80/x
  3. Step 3: Cross multiply
    2,638,656,177.80x = 3,957,984,266.70 × 2,517,723,825.80
  4. Step 4: Simplify right side
    2,638,656,177.80x = 9,965,111,290,412,132,352
  5. Step 5: Solve for x
    x = 9,965,111,290,412,132,352/2,638,656,177.80
  6. Step 6: Final answer
    x = 3,776,585,738.70

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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.