Home / 19,578,517,663,078-27,018,438,372,879-10,679,593,622,839

Finding the Fourth Proportional to 19,578,517,663,078, 27,018,438,372,879 and 10,679,593,622,839

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Solution

The fourth proportional to 19,578,517,663,078, 27,018,438,372,879 and 10,679,593,622,839 is: 14,737,885,018,242.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,578,517,663,078 : 27,018,438,372,879 = 10,679,593,622,839 : x
  2. Step 2: Convert to fraction form
    19,578,517,663,078/27,018,438,372,879 = 10,679,593,622,839/x
  3. Step 3: Cross multiply
    19,578,517,663,078x = 27,018,438,372,879 × 10,679,593,622,839
  4. Step 4: Simplify right side
    19,578,517,663,078x = 288,545,942,146,067,104,605,929,472
  5. Step 5: Solve for x
    x = 288,545,942,146,067,104,605,929,472/19,578,517,663,078
  6. Step 6: Final answer
    x = 14,737,885,018,242.18

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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.