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Finding the Fourth Proportional to 93,394,927.70, 140,092,391.55 and 50,348,206.70

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Solution

The fourth proportional to 93,394,927.70, 140,092,391.55 and 50,348,206.70 is: 75,522,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,394,927.70 : 140,092,391.55 = 50,348,206.70 : x
  2. Step 2: Convert to fraction form
    93,394,927.70/140,092,391.55 = 50,348,206.70/x
  3. Step 3: Cross multiply
    93,394,927.70x = 140,092,391.55 × 50,348,206.70
  4. Step 4: Simplify right side
    93,394,927.70x = 7,053,400,686,856,734
  5. Step 5: Solve for x
    x = 7,053,400,686,856,734/93,394,927.70
  6. Step 6: Final answer
    x = 75,522,310.05

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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.