Home / 253,576,577.80-380,446,573.02-115,451,606.44

Finding the Fourth Proportional to 253,576,577.80, 380,446,573.02 and 115,451,606.44

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Solution

The fourth proportional to 253,576,577.80, 380,446,573.02 and 115,451,606.44 is: 173,214,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,576,577.80 : 380,446,573.02 = 115,451,606.44 : x
  2. Step 2: Convert to fraction form
    253,576,577.80/380,446,573.02 = 115,451,606.44/x
  3. Step 3: Cross multiply
    253,576,577.80x = 380,446,573.02 × 115,451,606.44
  4. Step 4: Simplify right side
    253,576,577.80x = 43,923,168,019,751,760
  5. Step 5: Solve for x
    x = 43,923,168,019,751,760/253,576,577.80
  6. Step 6: Final answer
    x = 173,214,609.96

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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.