Home / 271,999,057.77-408,078,634.98-87,763,077.69

Finding the Fourth Proportional to 271,999,057.77, 408,078,634.98 and 87,763,077.69

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Solution

The fourth proportional to 271,999,057.77, 408,078,634.98 and 87,763,077.69 is: 131,670,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,999,057.77 : 408,078,634.98 = 87,763,077.69 : x
  2. Step 2: Convert to fraction form
    271,999,057.77/408,078,634.98 = 87,763,077.69/x
  3. Step 3: Cross multiply
    271,999,057.77x = 408,078,634.98 × 87,763,077.69
  4. Step 4: Simplify right side
    271,999,057.77x = 35,814,236,945,378,892
  5. Step 5: Solve for x
    x = 35,814,236,945,378,892/271,999,057.77
  6. Step 6: Final answer
    x = 131,670,444.89

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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.