Home / 131,583,665.10-197,394,160.05-40,697,777.10

Finding the Fourth Proportional to 131,583,665.10, 197,394,160.05 and 40,697,777.10

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Solution

The fourth proportional to 131,583,665.10, 197,394,160.05 and 40,697,777.10 is: 61,052,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,583,665.10 : 197,394,160.05 = 40,697,777.10 : x
  2. Step 2: Convert to fraction form
    131,583,665.10/197,394,160.05 = 40,697,777.10/x
  3. Step 3: Cross multiply
    131,583,665.10x = 197,394,160.05 × 40,697,777.10
  4. Step 4: Simplify right side
    131,583,665.10x = 8,033,503,526,556,626
  5. Step 5: Solve for x
    x = 8,033,503,526,556,626/131,583,665.10
  6. Step 6: Final answer
    x = 61,052,437.78

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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.