Home / 228,383,277.68-315,169,241.80-123,961,370.32

Finding the Fourth Proportional to 228,383,277.68, 315,169,241.80 and 123,961,370.32

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Solution

The fourth proportional to 228,383,277.68, 315,169,241.80 and 123,961,370.32 is: 171,066,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,383,277.68 : 315,169,241.80 = 123,961,370.32 : x
  2. Step 2: Convert to fraction form
    228,383,277.68/315,169,241.80 = 123,961,370.32/x
  3. Step 3: Cross multiply
    228,383,277.68x = 315,169,241.80 × 123,961,370.32
  4. Step 4: Simplify right side
    228,383,277.68x = 39,068,811,096,243,424
  5. Step 5: Solve for x
    x = 39,068,811,096,243,424/228,383,277.68
  6. Step 6: Final answer
    x = 171,066,863.97

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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.