Home / 404,908,299.77-558,773,992.55-219,269,635.61

Finding the Fourth Proportional to 404,908,299.77, 558,773,992.55 and 219,269,635.61

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Solution

The fourth proportional to 404,908,299.77, 558,773,992.55 and 219,269,635.61 is: 302,592,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,908,299.77 : 558,773,992.55 = 219,269,635.61 : x
  2. Step 2: Convert to fraction form
    404,908,299.77/558,773,992.55 = 219,269,635.61/x
  3. Step 3: Cross multiply
    404,908,299.77x = 558,773,992.55 × 219,269,635.61
  4. Step 4: Simplify right side
    404,908,299.77x = 122,522,169,732,537,648
  5. Step 5: Solve for x
    x = 122,522,169,732,537,648/404,908,299.77
  6. Step 6: Final answer
    x = 302,592,388.95

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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.