Home / 85,377,169.25-117,820,531.60-46,218,944.73

Finding the Fourth Proportional to 85,377,169.25, 117,820,531.60 and 46,218,944.73

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Solution

The fourth proportional to 85,377,169.25, 117,820,531.60 and 46,218,944.73 is: 63,782,164.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,377,169.25 : 117,820,531.60 = 46,218,944.73 : x
  2. Step 2: Convert to fraction form
    85,377,169.25/117,820,531.60 = 46,218,944.73/x
  3. Step 3: Cross multiply
    85,377,169.25x = 117,820,531.60 × 46,218,944.73
  4. Step 4: Simplify right side
    85,377,169.25x = 5,445,540,638,079,618
  5. Step 5: Solve for x
    x = 5,445,540,638,079,618/85,377,169.25
  6. Step 6: Final answer
    x = 63,782,164.32

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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.