Home / 102,504,906,188.20-153,701,307,740.70-81,392,971,450.60

Finding the Fourth Proportional to 102,504,906,188.20, 153,701,307,740.70 and 81,392,971,450.60

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Solution

The fourth proportional to 102,504,906,188.20, 153,701,307,740.70 and 81,392,971,450.60 is: 122,044,950,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,504,906,188.20 : 153,701,307,740.70 = 81,392,971,450.60 : x
  2. Step 2: Convert to fraction form
    102,504,906,188.20/153,701,307,740.70 = 81,392,971,450.60/x
  3. Step 3: Cross multiply
    102,504,906,188.20x = 153,701,307,740.70 × 81,392,971,450.60
  4. Step 4: Simplify right side
    102,504,906,188.20x = 12,510,206,152,858,681,737,216
  5. Step 5: Solve for x
    x = 12,510,206,152,858,681,737,216/102,504,906,188.20
  6. Step 6: Final answer
    x = 122,044,950,023.07

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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.