Home / 131,914,390,468.80-197,781,252,496.68-67,176,764,775.36

Finding the Fourth Proportional to 131,914,390,468.80, 197,781,252,496.68 and 67,176,764,775.36

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Solution

The fourth proportional to 131,914,390,468.80, 197,781,252,496.68 and 67,176,764,775.36 is: 100,719,145,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,914,390,468.80 : 197,781,252,496.68 = 67,176,764,775.36 : x
  2. Step 2: Convert to fraction form
    131,914,390,468.80/197,781,252,496.68 = 67,176,764,775.36/x
  3. Step 3: Cross multiply
    131,914,390,468.80x = 197,781,252,496.68 × 67,176,764,775.36
  4. Step 4: Simplify right side
    131,914,390,468.80x = 13,286,304,675,945,554,903,040
  5. Step 5: Solve for x
    x = 13,286,304,675,945,554,903,040/131,914,390,468.80
  6. Step 6: Final answer
    x = 100,719,145,414.90

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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.