Home / 281,074,910,694.84-387,883,376,759.04-160,780,848,860.34

Finding the Fourth Proportional to 281,074,910,694.84, 387,883,376,759.04 and 160,780,848,860.34

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Solution

The fourth proportional to 281,074,910,694.84, 387,883,376,759.04 and 160,780,848,860.34 is: 221,877,571,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,074,910,694.84 : 387,883,376,759.04 = 160,780,848,860.34 : x
  2. Step 2: Convert to fraction form
    281,074,910,694.84/387,883,376,759.04 = 160,780,848,860.34/x
  3. Step 3: Cross multiply
    281,074,910,694.84x = 387,883,376,759.04 × 160,780,848,860.34
  4. Step 4: Simplify right side
    281,074,910,694.84x = 62,364,218,574,133,520,236,544
  5. Step 5: Solve for x
    x = 62,364,218,574,133,520,236,544/281,074,910,694.84
  6. Step 6: Final answer
    x = 221,877,571,427.36

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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.