Home / 72,974,683,868.46-109,422,121,922.36-57,944,800,642.14

Finding the Fourth Proportional to 72,974,683,868.46, 109,422,121,922.36 and 57,944,800,642.14

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Solution

The fourth proportional to 72,974,683,868.46, 109,422,121,922.36 and 57,944,800,642.14 is: 86,885,515,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,974,683,868.46 : 109,422,121,922.36 = 57,944,800,642.14 : x
  2. Step 2: Convert to fraction form
    72,974,683,868.46/109,422,121,922.36 = 57,944,800,642.14/x
  3. Step 3: Cross multiply
    72,974,683,868.46x = 109,422,121,922.36 × 57,944,800,642.14
  4. Step 4: Simplify right side
    72,974,683,868.46x = 6,340,443,040,631,086,907,392
  5. Step 5: Solve for x
    x = 6,340,443,040,631,086,907,392/72,974,683,868.46
  6. Step 6: Final answer
    x = 86,885,515,695.55

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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.