Home / 206,526,378.44-309,594,807.95-102,797,513.15

Finding the Fourth Proportional to 206,526,378.44, 309,594,807.95 and 102,797,513.15

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Solution

The fourth proportional to 206,526,378.44, 309,594,807.95 and 102,797,513.15 is: 154,099,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,526,378.44 : 309,594,807.95 = 102,797,513.15 : x
  2. Step 2: Convert to fraction form
    206,526,378.44/309,594,807.95 = 102,797,513.15/x
  3. Step 3: Cross multiply
    206,526,378.44x = 309,594,807.95 × 102,797,513.15
  4. Step 4: Simplify right side
    206,526,378.44x = 31,825,576,339,349,884
  5. Step 5: Solve for x
    x = 31,825,576,339,349,884/206,526,378.44
  6. Step 6: Final answer
    x = 154,099,329.00

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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.