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Finding the Fourth Proportional to 275,583,359.70, 413,375,039.55 and 93,830,537.70

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Solution

The fourth proportional to 275,583,359.70, 413,375,039.55 and 93,830,537.70 is: 140,745,806.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,583,359.70 : 413,375,039.55 = 93,830,537.70 : x
  2. Step 2: Convert to fraction form
    275,583,359.70/413,375,039.55 = 93,830,537.70/x
  3. Step 3: Cross multiply
    275,583,359.70x = 413,375,039.55 × 93,830,537.70
  4. Step 4: Simplify right side
    275,583,359.70x = 38,787,202,232,735,272
  5. Step 5: Solve for x
    x = 38,787,202,232,735,272/275,583,359.70
  6. Step 6: Final answer
    x = 140,745,806.55

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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.