Home / 74,664,805.46-112,037,361.64-71,947,124.44

Finding the Fourth Proportional to 74,664,805.46, 112,037,361.64 and 71,947,124.44

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Solution

The fourth proportional to 74,664,805.46, 112,037,361.64 and 71,947,124.44 is: 107,959,378.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,664,805.46 : 112,037,361.64 = 71,947,124.44 : x
  2. Step 2: Convert to fraction form
    74,664,805.46/112,037,361.64 = 71,947,124.44/x
  3. Step 3: Cross multiply
    74,664,805.46x = 112,037,361.64 × 71,947,124.44
  4. Step 4: Simplify right side
    74,664,805.46x = 8,060,765,999,382,401
  5. Step 5: Solve for x
    x = 8,060,765,999,382,401/74,664,805.46
  6. Step 6: Final answer
    x = 107,959,378.59

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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.