Home / 626,234,137.11-864,179,433.46-347,793,596.77

Finding the Fourth Proportional to 626,234,137.11, 864,179,433.46 and 347,793,596.77

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Solution

The fourth proportional to 626,234,137.11, 864,179,433.46 and 347,793,596.77 is: 479,942,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,234,137.11 : 864,179,433.46 = 347,793,596.77 : x
  2. Step 2: Convert to fraction form
    626,234,137.11/864,179,433.46 = 347,793,596.77/x
  3. Step 3: Cross multiply
    626,234,137.11x = 864,179,433.46 × 347,793,596.77
  4. Step 4: Simplify right side
    626,234,137.11x = 300,556,073,417,714,304
  5. Step 5: Solve for x
    x = 300,556,073,417,714,304/626,234,137.11
  6. Step 6: Final answer
    x = 479,942,014.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.