Home / 131,914,390,434.07-197,781,252,444.78-67,176,764,740.79

Finding the Fourth Proportional to 131,914,390,434.07, 197,781,252,444.78 and 67,176,764,740.79

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Solution

The fourth proportional to 131,914,390,434.07, 197,781,252,444.78 and 67,176,764,740.79 is: 100,719,145,363.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,914,390,434.07 : 197,781,252,444.78 = 67,176,764,740.79 : x
  2. Step 2: Convert to fraction form
    131,914,390,434.07/197,781,252,444.78 = 67,176,764,740.79/x
  3. Step 3: Cross multiply
    131,914,390,434.07x = 197,781,252,444.78 × 67,176,764,740.79
  4. Step 4: Simplify right side
    131,914,390,434.07x = 13,286,304,665,621,783,117,824
  5. Step 5: Solve for x
    x = 13,286,304,665,621,783,117,824/131,914,390,434.07
  6. Step 6: Final answer
    x = 100,719,145,363.16

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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.