Home / 87,933,704,099.21-131,308,409,218.62-71,812,606,633.95

Finding the Fourth Proportional to 87,933,704,099.21, 131,308,409,218.62 and 71,812,606,633.95

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Solution

The fourth proportional to 87,933,704,099.21, 131,308,409,218.62 and 71,812,606,633.95 is: 107,235,322,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,933,704,099.21 : 131,308,409,218.62 = 71,812,606,633.95 : x
  2. Step 2: Convert to fraction form
    87,933,704,099.21/131,308,409,218.62 = 71,812,606,633.95/x
  3. Step 3: Cross multiply
    87,933,704,099.21x = 131,308,409,218.62 × 71,812,606,633.95
  4. Step 4: Simplify right side
    87,933,704,099.21x = 9,429,599,138,946,491,613,184
  5. Step 5: Solve for x
    x = 9,429,599,138,946,491,613,184/87,933,704,099.21
  6. Step 6: Final answer
    x = 107,235,322,741.64

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.