Home / 3,952,686,863.37-5,930,011,615.29-1,961,663,355.78

Finding the Fourth Proportional to 3,952,686,863.37, 5,930,011,615.29 and 1,961,663,355.78

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Solution

The fourth proportional to 3,952,686,863.37, 5,930,011,615.29 and 1,961,663,355.78 is: 2,942,982,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,952,686,863.37 : 5,930,011,615.29 = 1,961,663,355.78 : x
  2. Step 2: Convert to fraction form
    3,952,686,863.37/5,930,011,615.29 = 1,961,663,355.78/x
  3. Step 3: Cross multiply
    3,952,686,863.37x = 5,930,011,615.29 × 1,961,663,355.78
  4. Step 4: Simplify right side
    3,952,686,863.37x = 11,632,686,485,064,159,232
  5. Step 5: Solve for x
    x = 11,632,686,485,064,159,232/3,952,686,863.37
  6. Step 6: Final answer
    x = 2,942,982,049.21

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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.