Home / 650,770,827.38-898,194,090.48-386,599,576.31

Finding the Fourth Proportional to 650,770,827.38, 898,194,090.48 and 386,599,576.31

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Solution

The fourth proportional to 650,770,827.38, 898,194,090.48 and 386,599,576.31 is: 533,584,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,770,827.38 : 898,194,090.48 = 386,599,576.31 : x
  2. Step 2: Convert to fraction form
    650,770,827.38/898,194,090.48 = 386,599,576.31/x
  3. Step 3: Cross multiply
    650,770,827.38x = 898,194,090.48 × 386,599,576.31
  4. Step 4: Simplify right side
    650,770,827.38x = 347,241,454,823,306,240
  5. Step 5: Solve for x
    x = 347,241,454,823,306,240/650,770,827.38
  6. Step 6: Final answer
    x = 533,584,850.79

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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.