Home / 80,723,361.15-111,401,860.41-45,453,295.04

Finding the Fourth Proportional to 80,723,361.15, 111,401,860.41 and 45,453,295.04

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Solution

The fourth proportional to 80,723,361.15, 111,401,860.41 and 45,453,295.04 is: 62,727,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,723,361.15 : 111,401,860.41 = 45,453,295.04 : x
  2. Step 2: Convert to fraction form
    80,723,361.15/111,401,860.41 = 45,453,295.04/x
  3. Step 3: Cross multiply
    80,723,361.15x = 111,401,860.41 × 45,453,295.04
  4. Step 4: Simplify right side
    80,723,361.15x = 5,063,581,628,663,616
  5. Step 5: Solve for x
    x = 5,063,581,628,663,616/80,723,361.15
  6. Step 6: Final answer
    x = 62,727,586.62

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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.