Home / 229,428,236.25-344,301,289.73-91,239,683.94

Finding the Fourth Proportional to 229,428,236.25, 344,301,289.73 and 91,239,683.94

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Solution

The fourth proportional to 229,428,236.25, 344,301,289.73 and 91,239,683.94 is: 136,922,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,428,236.25 : 344,301,289.73 = 91,239,683.94 : x
  2. Step 2: Convert to fraction form
    229,428,236.25/344,301,289.73 = 91,239,683.94/x
  3. Step 3: Cross multiply
    229,428,236.25x = 344,301,289.73 × 91,239,683.94
  4. Step 4: Simplify right side
    229,428,236.25x = 31,413,940,854,643,372
  5. Step 5: Solve for x
    x = 31,413,940,854,643,372/229,428,236.25
  6. Step 6: Final answer
    x = 136,922,731.78

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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.