Home / 248,932,813.70-373,399,220.55-105,306,983.30

Finding the Fourth Proportional to 248,932,813.70, 373,399,220.55 and 105,306,983.30

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Solution

The fourth proportional to 248,932,813.70, 373,399,220.55 and 105,306,983.30 is: 157,960,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,932,813.70 : 373,399,220.55 = 105,306,983.30 : x
  2. Step 2: Convert to fraction form
    248,932,813.70/373,399,220.55 = 105,306,983.30/x
  3. Step 3: Cross multiply
    248,932,813.70x = 373,399,220.55 × 105,306,983.30
  4. Step 4: Simplify right side
    248,932,813.70x = 39,321,545,482,691,864
  5. Step 5: Solve for x
    x = 39,321,545,482,691,864/248,932,813.70
  6. Step 6: Final answer
    x = 157,960,474.95

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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.