Home / 363,060,505.12-501,022,889.60-198,048,074.56

Finding the Fourth Proportional to 363,060,505.12, 501,022,889.60 and 198,048,074.56

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Solution

The fourth proportional to 363,060,505.12, 501,022,889.60 and 198,048,074.56 is: 273,306,011.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,060,505.12 : 501,022,889.60 = 198,048,074.56 : x
  2. Step 2: Convert to fraction form
    363,060,505.12/501,022,889.60 = 198,048,074.56/x
  3. Step 3: Cross multiply
    363,060,505.12x = 501,022,889.60 × 198,048,074.56
  4. Step 4: Simplify right side
    363,060,505.12x = 99,226,618,595,767,456
  5. Step 5: Solve for x
    x = 99,226,618,595,767,456/363,060,505.12
  6. Step 6: Final answer
    x = 273,306,011.52

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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.