Home / 190,662,674.28-285,951,450.78-88,413,425.88

Finding the Fourth Proportional to 190,662,674.28, 285,951,450.78 and 88,413,425.88

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Solution

The fourth proportional to 190,662,674.28, 285,951,450.78 and 88,413,425.88 is: 132,600,402.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662,674.28 : 285,951,450.78 = 88,413,425.88 : x
  2. Step 2: Convert to fraction form
    190,662,674.28/285,951,450.78 = 88,413,425.88/x
  3. Step 3: Cross multiply
    190,662,674.28x = 285,951,450.78 × 88,413,425.88
  4. Step 4: Simplify right side
    190,662,674.28x = 25,281,947,398,815,996
  5. Step 5: Solve for x
    x = 25,281,947,398,815,996/190,662,674.28
  6. Step 6: Final answer
    x = 132,600,402.75

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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.