Home / 187,350,540.87-258,570,803.61-107,950,401.14

Finding the Fourth Proportional to 187,350,540.87, 258,570,803.61 and 107,950,401.14

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Solution

The fourth proportional to 187,350,540.87, 258,570,803.61 and 107,950,401.14 is: 148,987,143.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,350,540.87 : 258,570,803.61 = 107,950,401.14 : x
  2. Step 2: Convert to fraction form
    187,350,540.87/258,570,803.61 = 107,950,401.14/x
  3. Step 3: Cross multiply
    187,350,540.87x = 258,570,803.61 × 107,950,401.14
  4. Step 4: Simplify right side
    187,350,540.87x = 27,912,821,971,498,808
  5. Step 5: Solve for x
    x = 27,912,821,971,498,808/187,350,540.87
  6. Step 6: Final answer
    x = 148,987,143.79

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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.