Home / 298,067,837.45-411,333,634.65-165,905,988.89

Finding the Fourth Proportional to 298,067,837.45, 411,333,634.65 and 165,905,988.89

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Solution

The fourth proportional to 298,067,837.45, 411,333,634.65 and 165,905,988.89 is: 228,950,275.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,067,837.45 : 411,333,634.65 = 165,905,988.89 : x
  2. Step 2: Convert to fraction form
    298,067,837.45/411,333,634.65 = 165,905,988.89/x
  3. Step 3: Cross multiply
    298,067,837.45x = 411,333,634.65 × 165,905,988.89
  4. Step 4: Simplify right side
    298,067,837.45x = 68,242,713,420,326,208
  5. Step 5: Solve for x
    x = 68,242,713,420,326,208/298,067,837.45
  6. Step 6: Final answer
    x = 228,950,275.23

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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.