Home / 8,978,413,914.58-13,467,633,833.64-3,666,526,071.72

Finding the Fourth Proportional to 8,978,413,914.58, 13,467,633,833.64 and 3,666,526,071.72

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Solution

The fourth proportional to 8,978,413,914.58, 13,467,633,833.64 and 3,666,526,071.72 is: 5,499,794,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,978,413,914.58 : 13,467,633,833.64 = 3,666,526,071.72 : x
  2. Step 2: Convert to fraction form
    8,978,413,914.58/13,467,633,833.64 = 3,666,526,071.72/x
  3. Step 3: Cross multiply
    8,978,413,914.58x = 13,467,633,833.64 × 3,666,526,071.72
  4. Step 4: Simplify right side
    8,978,413,914.58x = 49,379,430,575,401,099,264
  5. Step 5: Solve for x
    x = 49,379,430,575,401,099,264/8,978,413,914.58
  6. Step 6: Final answer
    x = 5,499,794,400.79

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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.