Home / 375,694,288.17-518,399,649.51-214,755,974.10

Finding the Fourth Proportional to 375,694,288.17, 518,399,649.51 and 214,755,974.10

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Solution

The fourth proportional to 375,694,288.17, 518,399,649.51 and 214,755,974.10 is: 296,329,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,694,288.17 : 518,399,649.51 = 214,755,974.10 : x
  2. Step 2: Convert to fraction form
    375,694,288.17/518,399,649.51 = 214,755,974.10/x
  3. Step 3: Cross multiply
    375,694,288.17x = 518,399,649.51 × 214,755,974.10
  4. Step 4: Simplify right side
    375,694,288.17x = 111,329,421,702,813,312
  5. Step 5: Solve for x
    x = 111,329,421,702,813,312/375,694,288.17
  6. Step 6: Final answer
    x = 296,329,822.44

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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.