Home / 271,999,058.77-408,078,636.48-87,763,078.69

Finding the Fourth Proportional to 271,999,058.77, 408,078,636.48 and 87,763,078.69

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Solution

The fourth proportional to 271,999,058.77, 408,078,636.48 and 87,763,078.69 is: 131,670,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,999,058.77 : 408,078,636.48 = 87,763,078.69 : x
  2. Step 2: Convert to fraction form
    271,999,058.77/408,078,636.48 = 87,763,078.69/x
  3. Step 3: Cross multiply
    271,999,058.77x = 408,078,636.48 × 87,763,078.69
  4. Step 4: Simplify right side
    271,999,058.77x = 35,814,237,485,102,144
  5. Step 5: Solve for x
    x = 35,814,237,485,102,144/271,999,058.77
  6. Step 6: Final answer
    x = 131,670,446.39

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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.