Home / 281,074,910,704.44-387,883,376,772.16-160,780,848,869.94

Finding the Fourth Proportional to 281,074,910,704.44, 387,883,376,772.16 and 160,780,848,869.94

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Solution

The fourth proportional to 281,074,910,704.44, 387,883,376,772.16 and 160,780,848,869.94 is: 221,877,571,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,074,910,704.44 : 387,883,376,772.16 = 160,780,848,869.94 : x
  2. Step 2: Convert to fraction form
    281,074,910,704.44/387,883,376,772.16 = 160,780,848,869.94/x
  3. Step 3: Cross multiply
    281,074,910,704.44x = 387,883,376,772.16 × 160,780,848,869.94
  4. Step 4: Simplify right side
    281,074,910,704.44x = 62,364,218,579,966,647,861,248
  5. Step 5: Solve for x
    x = 62,364,218,579,966,647,861,248/281,074,910,704.44
  6. Step 6: Final answer
    x = 221,877,571,440.54

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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.