Home / 5,202,807,871.25-7,179,682,605.13-2,823,894,732.67

Finding the Fourth Proportional to 5,202,807,871.25, 7,179,682,605.13 and 2,823,894,732.67

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Solution

The fourth proportional to 5,202,807,871.25, 7,179,682,605.13 and 2,823,894,732.67 is: 3,896,870,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,807,871.25 : 7,179,682,605.13 = 2,823,894,732.67 : x
  2. Step 2: Convert to fraction form
    5,202,807,871.25/7,179,682,605.13 = 2,823,894,732.67/x
  3. Step 3: Cross multiply
    5,202,807,871.25x = 7,179,682,605.13 × 2,823,894,732.67
  4. Step 4: Simplify right side
    5,202,807,871.25x = 20,274,667,890,821,578,752
  5. Step 5: Solve for x
    x = 20,274,667,890,821,578,752/5,202,807,871.25
  6. Step 6: Final answer
    x = 3,896,870,380.87

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Double scale
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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.