Home / 404,416,211.73-558,093,155.82-218,777,176.05

Finding the Fourth Proportional to 404,416,211.73, 558,093,155.82 and 218,777,176.05

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Solution

The fourth proportional to 404,416,211.73, 558,093,155.82 and 218,777,176.05 is: 301,911,844.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,416,211.73 : 558,093,155.82 = 218,777,176.05 : x
  2. Step 2: Convert to fraction form
    404,416,211.73/558,093,155.82 = 218,777,176.05/x
  3. Step 3: Cross multiply
    404,416,211.73x = 558,093,155.82 × 218,777,176.05
  4. Step 4: Simplify right side
    404,416,211.73x = 122,098,044,603,132,240
  5. Step 5: Solve for x
    x = 122,098,044,603,132,240/404,416,211.73
  6. Step 6: Final answer
    x = 301,911,844.93

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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.