Home / 187,351,087.30-258,571,557.58-107,950,947.59

Finding the Fourth Proportional to 187,351,087.30, 258,571,557.58 and 107,950,947.59

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Solution

The fourth proportional to 187,351,087.30, 258,571,557.58 and 107,950,947.59 is: 148,987,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,351,087.30 : 258,571,557.58 = 107,950,947.59 : x
  2. Step 2: Convert to fraction form
    187,351,087.30/258,571,557.58 = 107,950,947.59/x
  3. Step 3: Cross multiply
    187,351,087.30x = 258,571,557.58 × 107,950,947.59
  4. Step 4: Simplify right side
    187,351,087.30x = 27,913,044,660,959,796
  5. Step 5: Solve for x
    x = 27,913,044,660,959,796/187,351,087.30
  6. Step 6: Final answer
    x = 148,987,897.87

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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.