Home / 117,820,860.48-176,723,514.72-56,453,912.64

Finding the Fourth Proportional to 117,820,860.48, 176,723,514.72 and 56,453,912.64

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Solution

The fourth proportional to 117,820,860.48, 176,723,514.72 and 56,453,912.64 is: 84,677,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,820,860.48 : 176,723,514.72 = 56,453,912.64 : x
  2. Step 2: Convert to fraction form
    117,820,860.48/176,723,514.72 = 56,453,912.64/x
  3. Step 3: Cross multiply
    117,820,860.48x = 176,723,514.72 × 56,453,912.64
  4. Step 4: Simplify right side
    117,820,860.48x = 9,976,733,861,436,634
  5. Step 5: Solve for x
    x = 9,976,733,861,436,634/117,820,860.48
  6. Step 6: Final answer
    x = 84,677,143.09

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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.