Home / 167,742,753.96-231,482,793.24-92,387,634.81

Finding the Fourth Proportional to 167,742,753.96, 231,482,793.24 and 92,387,634.81

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Solution

The fourth proportional to 167,742,753.96, 231,482,793.24 and 92,387,634.81 is: 127,493,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,742,753.96 : 231,482,793.24 = 92,387,634.81 : x
  2. Step 2: Convert to fraction form
    167,742,753.96/231,482,793.24 = 92,387,634.81/x
  3. Step 3: Cross multiply
    167,742,753.96x = 231,482,793.24 × 92,387,634.81
  4. Step 4: Simplify right side
    167,742,753.96x = 21,386,147,766,655,860
  5. Step 5: Solve for x
    x = 21,386,147,766,655,860/167,742,753.96
  6. Step 6: Final answer
    x = 127,493,720.37

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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.