Home / 639,737,999.55-959,606,999.33-295,364,231.55

Finding the Fourth Proportional to 639,737,999.55, 959,606,999.33 and 295,364,231.55

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Solution

The fourth proportional to 639,737,999.55, 959,606,999.33 and 295,364,231.55 is: 443,046,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,737,999.55 : 959,606,999.33 = 295,364,231.55 : x
  2. Step 2: Convert to fraction form
    639,737,999.55/959,606,999.33 = 295,364,231.55/x
  3. Step 3: Cross multiply
    639,737,999.55x = 959,606,999.33 × 295,364,231.55
  4. Step 4: Simplify right side
    639,737,999.55x = 283,433,583,945,630,016
  5. Step 5: Solve for x
    x = 283,433,583,945,630,016/639,737,999.55
  6. Step 6: Final answer
    x = 443,046,347.33

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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.