Home / 1,614,356,436.16-2,227,811,868.78-871,800,433.30

Finding the Fourth Proportional to 1,614,356,436.16, 2,227,811,868.78 and 871,800,433.30

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Solution

The fourth proportional to 1,614,356,436.16, 2,227,811,868.78 and 871,800,433.30 is: 1,203,084,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,356,436.16 : 2,227,811,868.78 = 871,800,433.30 : x
  2. Step 2: Convert to fraction form
    1,614,356,436.16/2,227,811,868.78 = 871,800,433.30/x
  3. Step 3: Cross multiply
    1,614,356,436.16x = 2,227,811,868.78 × 871,800,433.30
  4. Step 4: Simplify right side
    1,614,356,436.16x = 1,942,207,352,513,286,912
  5. Step 5: Solve for x
    x = 1,942,207,352,513,286,912/1,614,356,436.16
  6. Step 6: Final answer
    x = 1,203,084,590.87

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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.