Home / 119,859,268.33-179,797,021.73-42,126,721.89

Finding the Fourth Proportional to 119,859,268.33, 179,797,021.73 and 42,126,721.89

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Solution

The fourth proportional to 119,859,268.33, 179,797,021.73 and 42,126,721.89 is: 63,192,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,859,268.33 : 179,797,021.73 = 42,126,721.89 : x
  2. Step 2: Convert to fraction form
    119,859,268.33/179,797,021.73 = 42,126,721.89/x
  3. Step 3: Cross multiply
    119,859,268.33x = 179,797,021.73 × 42,126,721.89
  4. Step 4: Simplify right side
    119,859,268.33x = 7,574,259,131,069,996
  5. Step 5: Solve for x
    x = 7,574,259,131,069,996/119,859,268.33
  6. Step 6: Final answer
    x = 63,192,936.49

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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.