Home / 70,131,238.60-96,781,240.32-39,191,407.80

Finding the Fourth Proportional to 70,131,238.60, 96,781,240.32 and 39,191,407.80

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Solution

The fourth proportional to 70,131,238.60, 96,781,240.32 and 39,191,407.80 is: 54,084,216.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,131,238.60 : 96,781,240.32 = 39,191,407.80 : x
  2. Step 2: Convert to fraction form
    70,131,238.60/96,781,240.32 = 39,191,407.80/x
  3. Step 3: Cross multiply
    70,131,238.60x = 96,781,240.32 × 39,191,407.80
  4. Step 4: Simplify right side
    70,131,238.60x = 3,792,993,056,770,922
  5. Step 5: Solve for x
    x = 3,792,993,056,770,922/70,131,238.60
  6. Step 6: Final answer
    x = 54,084,216.00

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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.