Home / 253,213,942.08-379,809,490.56-105,600,708.48

Finding the Fourth Proportional to 253,213,942.08, 379,809,490.56 and 105,600,708.48

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Solution

The fourth proportional to 253,213,942.08, 379,809,490.56 and 105,600,708.48 is: 158,396,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,213,942.08 : 379,809,490.56 = 105,600,708.48 : x
  2. Step 2: Convert to fraction form
    253,213,942.08/379,809,490.56 = 105,600,708.48/x
  3. Step 3: Cross multiply
    253,213,942.08x = 379,809,490.56 × 105,600,708.48
  4. Step 4: Simplify right side
    253,213,942.08x = 40,108,151,290,563,872
  5. Step 5: Solve for x
    x = 40,108,151,290,563,872/253,213,942.08
  6. Step 6: Final answer
    x = 158,396,299.04

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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.