Home / 106,321,972.50-146,724,380.91-57,429,400.50

Finding the Fourth Proportional to 106,321,972.50, 146,724,380.91 and 57,429,400.50

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Solution

The fourth proportional to 106,321,972.50, 146,724,380.91 and 57,429,400.50 is: 79,252,604.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,321,972.50 : 146,724,380.91 = 57,429,400.50 : x
  2. Step 2: Convert to fraction form
    106,321,972.50/146,724,380.91 = 57,429,400.50/x
  3. Step 3: Cross multiply
    106,321,972.50x = 146,724,380.91 × 57,429,400.50
  4. Step 4: Simplify right side
    106,321,972.50x = 8,426,293,234,394,944
  5. Step 5: Solve for x
    x = 8,426,293,234,394,944/106,321,972.50
  6. Step 6: Final answer
    x = 79,252,604.48

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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.