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Finding the Fourth Proportional to 45,361,505.70, 68,042,258.55 and 16,608,579.30

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Solution

The fourth proportional to 45,361,505.70, 68,042,258.55 and 16,608,579.30 is: 24,912,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,505.70 : 68,042,258.55 = 16,608,579.30 : x
  2. Step 2: Convert to fraction form
    45,361,505.70/68,042,258.55 = 16,608,579.30/x
  3. Step 3: Cross multiply
    45,361,505.70x = 68,042,258.55 × 16,608,579.30
  4. Step 4: Simplify right side
    45,361,505.70x = 1,130,085,246,878,778
  5. Step 5: Solve for x
    x = 1,130,085,246,878,778/45,361,505.70
  6. Step 6: Final answer
    x = 24,912,868.95

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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.