Home / 68,275,528.20-102,413,292.30-41,012,604.90

Finding the Fourth Proportional to 68,275,528.20, 102,413,292.30 and 41,012,604.90

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Solution

The fourth proportional to 68,275,528.20, 102,413,292.30 and 41,012,604.90 is: 61,518,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,275,528.20 : 102,413,292.30 = 41,012,604.90 : x
  2. Step 2: Convert to fraction form
    68,275,528.20/102,413,292.30 = 41,012,604.90/x
  3. Step 3: Cross multiply
    68,275,528.20x = 102,413,292.30 × 41,012,604.90
  4. Step 4: Simplify right side
    68,275,528.20x = 4,200,235,893,608,112
  5. Step 5: Solve for x
    x = 4,200,235,893,608,112/68,275,528.20
  6. Step 6: Final answer
    x = 61,518,907.35

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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.