Home / 45,921,782.80-68,882,768.94-43,115,774.32

Finding the Fourth Proportional to 45,921,782.80, 68,882,768.94 and 43,115,774.32

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Solution

The fourth proportional to 45,921,782.80, 68,882,768.94 and 43,115,774.32 is: 64,673,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,921,782.80 : 68,882,768.94 = 43,115,774.32 : x
  2. Step 2: Convert to fraction form
    45,921,782.80/68,882,768.94 = 43,115,774.32/x
  3. Step 3: Cross multiply
    45,921,782.80x = 68,882,768.94 × 43,115,774.32
  4. Step 4: Simplify right side
    45,921,782.80x = 2,969,933,920,153,745.50
  5. Step 5: Solve for x
    x = 2,969,933,920,153,745.50/45,921,782.80
  6. Step 6: Final answer
    x = 64,673,750.43

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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.