Home / 113,467,392,080.80-170,201,088,121.20-68,770,794,781.60

Finding the Fourth Proportional to 113,467,392,080.80, 170,201,088,121.20 and 68,770,794,781.60

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Solution

The fourth proportional to 113,467,392,080.80, 170,201,088,121.20 and 68,770,794,781.60 is: 103,156,192,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,467,392,080.80 : 170,201,088,121.20 = 68,770,794,781.60 : x
  2. Step 2: Convert to fraction form
    113,467,392,080.80/170,201,088,121.20 = 68,770,794,781.60/x
  3. Step 3: Cross multiply
    113,467,392,080.80x = 170,201,088,121.20 × 68,770,794,781.60
  4. Step 4: Simplify right side
    113,467,392,080.80x = 11,704,864,102,788,064,346,112
  5. Step 5: Solve for x
    x = 11,704,864,102,788,064,346,112/113,467,392,080.80
  6. Step 6: Final answer
    x = 103,156,192,172.40

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1.5x scale

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.