Home / 141,146,241.66-211,637,155.19-54,783,757.69

Finding the Fourth Proportional to 141,146,241.66, 211,637,155.19 and 54,783,757.69

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Solution

The fourth proportional to 141,146,241.66, 211,637,155.19 and 54,783,757.69 is: 82,143,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,146,241.66 : 211,637,155.19 = 54,783,757.69 : x
  2. Step 2: Convert to fraction form
    141,146,241.66/211,637,155.19 = 54,783,757.69/x
  3. Step 3: Cross multiply
    141,146,241.66x = 211,637,155.19 × 54,783,757.69
  4. Step 4: Simplify right side
    141,146,241.66x = 11,594,278,627,326,874
  5. Step 5: Solve for x
    x = 11,594,278,627,326,874/141,146,241.66
  6. Step 6: Final answer
    x = 82,143,729.02

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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.