Home / 231,787,014,508.80-347,680,521,763.20-192,604,932,460.80

Finding the Fourth Proportional to 231,787,014,508.80, 347,680,521,763.20 and 192,604,932,460.80

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Solution

The fourth proportional to 231,787,014,508.80, 347,680,521,763.20 and 192,604,932,460.80 is: 288,907,398,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,014,508.80 : 347,680,521,763.20 = 192,604,932,460.80 : x
  2. Step 2: Convert to fraction form
    231,787,014,508.80/347,680,521,763.20 = 192,604,932,460.80/x
  3. Step 3: Cross multiply
    231,787,014,508.80x = 347,680,521,763.20 × 192,604,932,460.80
  4. Step 4: Simplify right side
    231,787,014,508.80x = 66,964,983,412,136,840,527,872
  5. Step 5: Solve for x
    x = 66,964,983,412,136,840,527,872/231,787,014,508.80
  6. Step 6: Final answer
    x = 288,907,398,691.20

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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.