Home / 386,044,561,395.34-579,150,611,948.82-117,426,560,146.38

Finding the Fourth Proportional to 386,044,561,395.34, 579,150,611,948.82 and 117,426,560,146.38

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Solution

The fourth proportional to 386,044,561,395.34, 579,150,611,948.82 and 117,426,560,146.38 is: 176,165,321,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,044,561,395.34 : 579,150,611,948.82 = 117,426,560,146.38 : x
  2. Step 2: Convert to fraction form
    386,044,561,395.34/579,150,611,948.82 = 117,426,560,146.38/x
  3. Step 3: Cross multiply
    386,044,561,395.34x = 579,150,611,948.82 × 117,426,560,146.38
  4. Step 4: Simplify right side
    386,044,561,395.34x = 68,007,664,167,820,887,851,008
  5. Step 5: Solve for x
    x = 68,007,664,167,820,887,851,008/386,044,561,395.34
  6. Step 6: Final answer
    x = 176,165,321,231.34

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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.