Home / 10,385,515,115.22-15,578,392,345.44-3,753,647,917.14

Finding the Fourth Proportional to 10,385,515,115.22, 15,578,392,345.44 and 3,753,647,917.14

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Solution

The fourth proportional to 10,385,515,115.22, 15,578,392,345.44 and 3,753,647,917.14 is: 5,630,515,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,515,115.22 : 15,578,392,345.44 = 3,753,647,917.14 : x
  2. Step 2: Convert to fraction form
    10,385,515,115.22/15,578,392,345.44 = 3,753,647,917.14/x
  3. Step 3: Cross multiply
    10,385,515,115.22x = 15,578,392,345.44 × 3,753,647,917.14
  4. Step 4: Simplify right side
    10,385,515,115.22x = 58,475,799,979,850,571,776
  5. Step 5: Solve for x
    x = 58,475,799,979,850,571,776/10,385,515,115.22
  6. Step 6: Final answer
    x = 5,630,515,129.11

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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.