Home / 1,576,770,536.94-2,175,957,439.74-871,969,939.80

Finding the Fourth Proportional to 1,576,770,536.94, 2,175,957,439.74 and 871,969,939.80

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Solution

The fourth proportional to 1,576,770,536.94, 2,175,957,439.74 and 871,969,939.80 is: 1,203,326,313.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,770,536.94 : 2,175,957,439.74 = 871,969,939.80 : x
  2. Step 2: Convert to fraction form
    1,576,770,536.94/2,175,957,439.74 = 871,969,939.80/x
  3. Step 3: Cross multiply
    1,576,770,536.94x = 2,175,957,439.74 × 871,969,939.80
  4. Step 4: Simplify right side
    1,576,770,536.94x = 1,897,369,477,737,449,728
  5. Step 5: Solve for x
    x = 1,897,369,477,737,449,728/1,576,770,536.94
  6. Step 6: Final answer
    x = 1,203,326,313.68

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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.