Home / 228,383,274.67-315,169,237.65-123,961,367.32

Finding the Fourth Proportional to 228,383,274.67, 315,169,237.65 and 123,961,367.32

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Solution

The fourth proportional to 228,383,274.67, 315,169,237.65 and 123,961,367.32 is: 171,066,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,383,274.67 : 315,169,237.65 = 123,961,367.32 : x
  2. Step 2: Convert to fraction form
    228,383,274.67/315,169,237.65 = 123,961,367.32/x
  3. Step 3: Cross multiply
    228,383,274.67x = 315,169,237.65 × 123,961,367.32
  4. Step 4: Simplify right side
    228,383,274.67x = 39,068,809,636,296,016
  5. Step 5: Solve for x
    x = 39,068,809,636,296,016/228,383,274.67
  6. Step 6: Final answer
    x = 171,066,859.83

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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.