Home / 167,742,750.96-231,482,789.09-92,387,631.82

Finding the Fourth Proportional to 167,742,750.96, 231,482,789.09 and 92,387,631.82

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Solution

The fourth proportional to 167,742,750.96, 231,482,789.09 and 92,387,631.82 is: 127,493,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,742,750.96 : 231,482,789.09 = 92,387,631.82 : x
  2. Step 2: Convert to fraction form
    167,742,750.96/231,482,789.09 = 92,387,631.82/x
  3. Step 3: Cross multiply
    167,742,750.96x = 231,482,789.09 × 92,387,631.82
  4. Step 4: Simplify right side
    167,742,750.96x = 21,386,146,691,243,868
  5. Step 5: Solve for x
    x = 21,386,146,691,243,868/167,742,750.96
  6. Step 6: Final answer
    x = 127,493,716.23

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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.