Home / 84,940,370.80-127,316,077.80-46,629,379.60

Finding the Fourth Proportional to 84,940,370.80, 127,316,077.80 and 46,629,379.60

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Solution

The fourth proportional to 84,940,370.80, 127,316,077.80 and 46,629,379.60 is: 69,892,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,940,370.80 : 127,316,077.80 = 46,629,379.60 : x
  2. Step 2: Convert to fraction form
    84,940,370.80/127,316,077.80 = 46,629,379.60/x
  3. Step 3: Cross multiply
    84,940,370.80x = 127,316,077.80 × 46,629,379.60
  4. Step 4: Simplify right side
    84,940,370.80x = 5,936,669,720,919,333
  5. Step 5: Solve for x
    x = 5,936,669,720,919,333/84,940,370.80
  6. Step 6: Final answer
    x = 69,892,203.97

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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.