Home / 69,112,944,811.98-95,372,016,644.49-38,211,443,107.47

Finding the Fourth Proportional to 69,112,944,811.98, 95,372,016,644.49 and 38,211,443,107.47

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Solution

The fourth proportional to 69,112,944,811.98, 95,372,016,644.49 and 38,211,443,107.47 is: 52,729,664,435.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,112,944,811.98 : 95,372,016,644.49 = 38,211,443,107.47 : x
  2. Step 2: Convert to fraction form
    69,112,944,811.98/95,372,016,644.49 = 38,211,443,107.47/x
  3. Step 3: Cross multiply
    69,112,944,811.98x = 95,372,016,644.49 × 38,211,443,107.47
  4. Step 4: Simplify right side
    69,112,944,811.98x = 3,644,302,388,055,496,982,528
  5. Step 5: Solve for x
    x = 3,644,302,388,055,496,982,528/69,112,944,811.98
  6. Step 6: Final answer
    x = 52,729,664,435.07

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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.