Home / 338,295,282.27-507,445,165.44-131,056,708.92

Finding the Fourth Proportional to 338,295,282.27, 507,445,165.44 and 131,056,708.92

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Solution

The fourth proportional to 338,295,282.27, 507,445,165.44 and 131,056,708.92 is: 196,585,931.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,295,282.27 : 507,445,165.44 = 131,056,708.92 : x
  2. Step 2: Convert to fraction form
    338,295,282.27/507,445,165.44 = 131,056,708.92/x
  3. Step 3: Cross multiply
    338,295,282.27x = 507,445,165.44 × 131,056,708.92
  4. Step 4: Simplify right side
    338,295,282.27x = 66,504,093,339,931,328
  5. Step 5: Solve for x
    x = 66,504,093,339,931,328/338,295,282.27
  6. Step 6: Final answer
    x = 196,585,931.95

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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.