Home / 221,657,125.20-332,491,390.20-105,045,118.80

Finding the Fourth Proportional to 221,657,125.20, 332,491,390.20 and 105,045,118.80

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Solution

The fourth proportional to 221,657,125.20, 332,491,390.20 and 105,045,118.80 is: 157,570,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,657,125.20 : 332,491,390.20 = 105,045,118.80 : x
  2. Step 2: Convert to fraction form
    221,657,125.20/332,491,390.20 = 105,045,118.80/x
  3. Step 3: Cross multiply
    221,657,125.20x = 332,491,390.20 × 105,045,118.80
  4. Step 4: Simplify right side
    221,657,125.20x = 34,926,597,583,536,152
  5. Step 5: Solve for x
    x = 34,926,597,583,536,152/221,657,125.20
  6. Step 6: Final answer
    x = 157,570,380.61

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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.