Home / 209,678,540.80-314,517,811.20-173,846,732.80

Finding the Fourth Proportional to 209,678,540.80, 314,517,811.20 and 173,846,732.80

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Solution

The fourth proportional to 209,678,540.80, 314,517,811.20 and 173,846,732.80 is: 260,770,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,678,540.80 : 314,517,811.20 = 173,846,732.80 : x
  2. Step 2: Convert to fraction form
    209,678,540.80/314,517,811.20 = 173,846,732.80/x
  3. Step 3: Cross multiply
    209,678,540.80x = 314,517,811.20 × 173,846,732.80
  4. Step 4: Simplify right side
    209,678,540.80x = 54,677,893,884,527,248
  5. Step 5: Solve for x
    x = 54,677,893,884,527,248/209,678,540.80
  6. Step 6: Final answer
    x = 260,770,099.20

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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.