Home / 75,367,145,662.62-113,084,103,004.52-39,503,379,539.76

Finding the Fourth Proportional to 75,367,145,662.62, 113,084,103,004.52 and 39,503,379,539.76

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Solution

The fourth proportional to 75,367,145,662.62, 113,084,103,004.52 and 39,503,379,539.76 is: 59,272,567,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,367,145,662.62 : 113,084,103,004.52 = 39,503,379,539.76 : x
  2. Step 2: Convert to fraction form
    75,367,145,662.62/113,084,103,004.52 = 39,503,379,539.76/x
  3. Step 3: Cross multiply
    75,367,145,662.62x = 113,084,103,004.52 × 39,503,379,539.76
  4. Step 4: Simplify right side
    75,367,145,662.62x = 4,467,204,240,900,868,276,224
  5. Step 5: Solve for x
    x = 4,467,204,240,900,868,276,224/75,367,145,662.62
  6. Step 6: Final answer
    x = 59,272,567,663.61

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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.