Home / 496,352,315.70-744,528,473.55-419,824,811.70

Finding the Fourth Proportional to 496,352,315.70, 744,528,473.55 and 419,824,811.70

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Solution

The fourth proportional to 496,352,315.70, 744,528,473.55 and 419,824,811.70 is: 629,737,217.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,352,315.70 : 744,528,473.55 = 419,824,811.70 : x
  2. Step 2: Convert to fraction form
    496,352,315.70/744,528,473.55 = 419,824,811.70/x
  3. Step 3: Cross multiply
    496,352,315.70x = 744,528,473.55 × 419,824,811.70
  4. Step 4: Simplify right side
    496,352,315.70x = 312,571,526,213,417,152
  5. Step 5: Solve for x
    x = 312,571,526,213,417,152/496,352,315.70
  6. Step 6: Final answer
    x = 629,737,217.55

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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.