Home / 448,097,821,821.93-618,376,857,199.60-242,332,061,162.70

Finding the Fourth Proportional to 448,097,821,821.93, 618,376,857,199.60 and 242,332,061,162.70

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Solution

The fourth proportional to 448,097,821,821.93, 618,376,857,199.60 and 242,332,061,162.70 is: 334,419,251,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,097,821,821.93 : 618,376,857,199.60 = 242,332,061,162.70 : x
  2. Step 2: Convert to fraction form
    448,097,821,821.93/618,376,857,199.60 = 242,332,061,162.70/x
  3. Step 3: Cross multiply
    448,097,821,821.93x = 618,376,857,199.60 × 242,332,061,162.70
  4. Step 4: Simplify right side
    448,097,821,821.93x = 149,852,538,380,491,671,207,936
  5. Step 5: Solve for x
    x = 149,852,538,380,491,671,207,936/448,097,821,821.93
  6. Step 6: Final answer
    x = 334,419,251,964.23

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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.