Home / 112,351,330,902.71-155,061,624,057.89-88,445,246,956.73

Finding the Fourth Proportional to 112,351,330,902.71, 155,061,624,057.89 and 88,445,246,956.73

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Solution

The fourth proportional to 112,351,330,902.71, 155,061,624,057.89 and 88,445,246,956.73 is: 122,067,656,191.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,351,330,902.71 : 155,061,624,057.89 = 88,445,246,956.73 : x
  2. Step 2: Convert to fraction form
    112,351,330,902.71/155,061,624,057.89 = 88,445,246,956.73/x
  3. Step 3: Cross multiply
    112,351,330,902.71x = 155,061,624,057.89 × 88,445,246,956.73
  4. Step 4: Simplify right side
    112,351,330,902.71x = 13,714,463,633,310,933,319,680
  5. Step 5: Solve for x
    x = 13,714,463,633,310,933,319,680/112,351,330,902.71
  6. Step 6: Final answer
    x = 122,067,656,191.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.