Home / 5,147,285,508.57-7,102,685,633.85-2,888,707,004.94

Finding the Fourth Proportional to 5,147,285,508.57, 7,102,685,633.85 and 2,888,707,004.94

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Solution

The fourth proportional to 5,147,285,508.57, 7,102,685,633.85 and 2,888,707,004.94 is: 3,986,096,693.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,285,508.57 : 7,102,685,633.85 = 2,888,707,004.94 : x
  2. Step 2: Convert to fraction form
    5,147,285,508.57/7,102,685,633.85 = 2,888,707,004.94/x
  3. Step 3: Cross multiply
    5,147,285,508.57x = 7,102,685,633.85 × 2,888,707,004.94
  4. Step 4: Simplify right side
    5,147,285,508.57x = 20,517,577,744,389,201,920
  5. Step 5: Solve for x
    x = 20,517,577,744,389,201,920/5,147,285,508.57
  6. Step 6: Final answer
    x = 3,986,096,693.15

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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.