Home / 269,349,612.54-404,021,981.97-85,117,118.94

Finding the Fourth Proportional to 269,349,612.54, 404,021,981.97 and 85,117,118.94

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Solution

The fourth proportional to 269,349,612.54, 404,021,981.97 and 85,117,118.94 is: 127,674,908.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,349,612.54 : 404,021,981.97 = 85,117,118.94 : x
  2. Step 2: Convert to fraction form
    269,349,612.54/404,021,981.97 = 85,117,118.94/x
  3. Step 3: Cross multiply
    269,349,612.54x = 404,021,981.97 × 85,117,118.94
  4. Step 4: Simplify right side
    269,349,612.54x = 34,389,187,093,715,028
  5. Step 5: Solve for x
    x = 34,389,187,093,715,028/269,349,612.54
  6. Step 6: Final answer
    x = 127,674,908.34

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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.