Home / 109,715,121.90-164,572,682.85-109,715,121.90

Finding the Fourth Proportional to 109,715,121.90, 164,572,682.85 and 109,715,121.90

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Solution

The fourth proportional to 109,715,121.90, 164,572,682.85 and 109,715,121.90 is: 164,572,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,715,121.90 : 164,572,682.85 = 109,715,121.90 : x
  2. Step 2: Convert to fraction form
    109,715,121.90/164,572,682.85 = 109,715,121.90/x
  3. Step 3: Cross multiply
    109,715,121.90x = 164,572,682.85 × 109,715,121.90
  4. Step 4: Simplify right side
    109,715,121.90x = 18,056,111,960,297,788
  5. Step 5: Solve for x
    x = 18,056,111,960,297,788/109,715,121.90
  6. Step 6: Final answer
    x = 164,572,682.85

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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.