Home / 299,124,143.83-449,475,307.22-161,051,835.43

Finding the Fourth Proportional to 299,124,143.83, 449,475,307.22 and 161,051,835.43

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Solution

The fourth proportional to 299,124,143.83, 449,475,307.22 and 161,051,835.43 is: 242,002,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,124,143.83 : 449,475,307.22 = 161,051,835.43 : x
  2. Step 2: Convert to fraction form
    299,124,143.83/449,475,307.22 = 161,051,835.43/x
  3. Step 3: Cross multiply
    299,124,143.83x = 449,475,307.22 × 161,051,835.43
  4. Step 4: Simplify right side
    299,124,143.83x = 72,388,823,206,315,184
  5. Step 5: Solve for x
    x = 72,388,823,206,315,184/299,124,143.83
  6. Step 6: Final answer
    x = 242,002,608.95

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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.