Home / 404,755,960.92-558,563,412.95-219,116,976.61

Finding the Fourth Proportional to 404,755,960.92, 558,563,412.95 and 219,116,976.61

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Solution

The fourth proportional to 404,755,960.92, 558,563,412.95 and 219,116,976.61 is: 302,381,528.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,755,960.92 : 558,563,412.95 = 219,116,976.61 : x
  2. Step 2: Convert to fraction form
    404,755,960.92/558,563,412.95 = 219,116,976.61/x
  3. Step 3: Cross multiply
    404,755,960.92x = 558,563,412.95 × 219,116,976.61
  4. Step 4: Simplify right side
    404,755,960.92x = 122,390,726,288,896,608
  5. Step 5: Solve for x
    x = 122,390,726,288,896,608/404,755,960.92
  6. Step 6: Final answer
    x = 302,381,528.89

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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.