Home / 494,437,178.64-682,357,793.80-326,882,327.92

Finding the Fourth Proportional to 494,437,178.64, 682,357,793.80 and 326,882,327.92

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Solution

The fourth proportional to 494,437,178.64, 682,357,793.80 and 326,882,327.92 is: 451,120,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,437,178.64 : 682,357,793.80 = 326,882,327.92 : x
  2. Step 2: Convert to fraction form
    494,437,178.64/682,357,793.80 = 326,882,327.92/x
  3. Step 3: Cross multiply
    494,437,178.64x = 682,357,793.80 × 326,882,327.92
  4. Step 4: Simplify right side
    494,437,178.64x = 223,050,704,111,699,328
  5. Step 5: Solve for x
    x = 223,050,704,111,699,328/494,437,178.64
  6. Step 6: Final answer
    x = 451,120,412.76

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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.