Home / 115,882,243.20-173,823,364.80-39,207,772.80

Finding the Fourth Proportional to 115,882,243.20, 173,823,364.80 and 39,207,772.80

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Solution

The fourth proportional to 115,882,243.20, 173,823,364.80 and 39,207,772.80 is: 58,811,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,882,243.20 : 173,823,364.80 = 39,207,772.80 : x
  2. Step 2: Convert to fraction form
    115,882,243.20/173,823,364.80 = 39,207,772.80/x
  3. Step 3: Cross multiply
    115,882,243.20x = 173,823,364.80 × 39,207,772.80
  4. Step 4: Simplify right side
    115,882,243.20x = 6,815,226,994,409,917
  5. Step 5: Solve for x
    x = 6,815,226,994,409,917/115,882,243.20
  6. Step 6: Final answer
    x = 58,811,659.20

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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.