Home / 104,108,515.52-143,669,764.80-57,701,765.44

Finding the Fourth Proportional to 104,108,515.52, 143,669,764.80 and 57,701,765.44

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Solution

The fourth proportional to 104,108,515.52, 143,669,764.80 and 57,701,765.44 is: 79,628,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,108,515.52 : 143,669,764.80 = 57,701,765.44 : x
  2. Step 2: Convert to fraction form
    104,108,515.52/143,669,764.80 = 57,701,765.44/x
  3. Step 3: Cross multiply
    104,108,515.52x = 143,669,764.80 × 57,701,765.44
  4. Step 4: Simplify right side
    104,108,515.52x = 8,289,999,069,309,569
  5. Step 5: Solve for x
    x = 8,289,999,069,309,569/104,108,515.52
  6. Step 6: Final answer
    x = 79,628,443.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.