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Finding the Fourth Proportional to 635,950,301.48, 877,481,687.76 and 371,581,162.76

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Solution

The fourth proportional to 635,950,301.48, 877,481,687.76 and 371,581,162.76 is: 512,706,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,950,301.48 : 877,481,687.76 = 371,581,162.76 : x
  2. Step 2: Convert to fraction form
    635,950,301.48/877,481,687.76 = 371,581,162.76/x
  3. Step 3: Cross multiply
    635,950,301.48x = 877,481,687.76 × 371,581,162.76
  4. Step 4: Simplify right side
    635,950,301.48x = 326,055,665,838,468,032
  5. Step 5: Solve for x
    x = 326,055,665,838,468,032/635,950,301.48
  6. Step 6: Final answer
    x = 512,706,205.31

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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.