Home / 194,823,639.90-268,847,069.13-106,718,028.48

Finding the Fourth Proportional to 194,823,639.90, 268,847,069.13 and 106,718,028.48

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Solution

The fourth proportional to 194,823,639.90, 268,847,069.13 and 106,718,028.48 is: 147,265,645.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,823,639.90 : 268,847,069.13 = 106,718,028.48 : x
  2. Step 2: Convert to fraction form
    194,823,639.90/268,847,069.13 = 106,718,028.48/x
  3. Step 3: Cross multiply
    194,823,639.90x = 268,847,069.13 × 106,718,028.48
  4. Step 4: Simplify right side
    194,823,639.90x = 28,690,829,180,179,868
  5. Step 5: Solve for x
    x = 28,690,829,180,179,868/194,823,639.90
  6. Step 6: Final answer
    x = 147,265,645.97

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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.