Home / 231,787,014,519.80-347,680,521,779.70-192,604,932,471.80

Finding the Fourth Proportional to 231,787,014,519.80, 347,680,521,779.70 and 192,604,932,471.80

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Solution

The fourth proportional to 231,787,014,519.80, 347,680,521,779.70 and 192,604,932,471.80 is: 288,907,398,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,014,519.80 : 347,680,521,779.70 = 192,604,932,471.80 : x
  2. Step 2: Convert to fraction form
    231,787,014,519.80/347,680,521,779.70 = 192,604,932,471.80/x
  3. Step 3: Cross multiply
    231,787,014,519.80x = 347,680,521,779.70 × 192,604,932,471.80
  4. Step 4: Simplify right side
    231,787,014,519.80x = 66,964,983,419,139,306,553,344
  5. Step 5: Solve for x
    x = 66,964,983,419,139,306,553,344/231,787,014,519.80
  6. Step 6: Final answer
    x = 288,907,398,707.70

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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.