Home / 187,379,697.52-258,592,063.37-103,747,829.73

Finding the Fourth Proportional to 187,379,697.52, 258,592,063.37 and 103,747,829.73

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Solution

The fourth proportional to 187,379,697.52, 258,592,063.37 and 103,747,829.73 is: 143,176,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,379,697.52 : 258,592,063.37 = 103,747,829.73 : x
  2. Step 2: Convert to fraction form
    187,379,697.52/258,592,063.37 = 103,747,829.73/x
  3. Step 3: Cross multiply
    187,379,697.52x = 258,592,063.37 × 103,747,829.73
  4. Step 4: Simplify right side
    187,379,697.52x = 26,828,365,360,040,132
  5. Step 5: Solve for x
    x = 26,828,365,360,040,132/187,379,697.52
  6. Step 6: Final answer
    x = 143,176,479.18

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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.