Home / 18,796,655,073.57-28,206,579,745.78-8,710,487,997.61

Finding the Fourth Proportional to 18,796,655,073.57, 28,206,579,745.78 and 8,710,487,997.61

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Solution

The fourth proportional to 18,796,655,073.57, 28,206,579,745.78 and 8,710,487,997.61 is: 13,071,106,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796,655,073.57 : 28,206,579,745.78 = 8,710,487,997.61 : x
  2. Step 2: Convert to fraction form
    18,796,655,073.57/28,206,579,745.78 = 8,710,487,997.61/x
  3. Step 3: Cross multiply
    18,796,655,073.57x = 28,206,579,745.78 × 8,710,487,997.61
  4. Step 4: Simplify right side
    18,796,655,073.57x = 245,693,074,329,246,007,296
  5. Step 5: Solve for x
    x = 245,693,074,329,246,007,296/18,796,655,073.57
  6. Step 6: Final answer
    x = 13,071,106,181.80

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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.