Home / 231,787,014,518.80-347,680,521,778.20-192,604,932,470.80

Finding the Fourth Proportional to 231,787,014,518.80, 347,680,521,778.20 and 192,604,932,470.80

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Solution

The fourth proportional to 231,787,014,518.80, 347,680,521,778.20 and 192,604,932,470.80 is: 288,907,398,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,014,518.80 : 347,680,521,778.20 = 192,604,932,470.80 : x
  2. Step 2: Convert to fraction form
    231,787,014,518.80/347,680,521,778.20 = 192,604,932,470.80/x
  3. Step 3: Cross multiply
    231,787,014,518.80x = 347,680,521,778.20 × 192,604,932,470.80
  4. Step 4: Simplify right side
    231,787,014,518.80x = 66,964,983,418,502,720,258,048
  5. Step 5: Solve for x
    x = 66,964,983,418,502,720,258,048/231,787,014,518.80
  6. Step 6: Final answer
    x = 288,907,398,706.20

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1.5x scale

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.