Home / 117,233,859.89-175,628,827.09-78,254,778.46

Finding the Fourth Proportional to 117,233,859.89, 175,628,827.09 and 78,254,778.46

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Solution

The fourth proportional to 117,233,859.89, 175,628,827.09 and 78,254,778.46 is: 117,234,005.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233,859.89 : 175,628,827.09 = 78,254,778.46 : x
  2. Step 2: Convert to fraction form
    117,233,859.89/175,628,827.09 = 78,254,778.46/x
  3. Step 3: Cross multiply
    117,233,859.89x = 175,628,827.09 × 78,254,778.46
  4. Step 4: Simplify right side
    117,233,859.89x = 13,743,794,954,961,658
  5. Step 5: Solve for x
    x = 13,743,794,954,961,658/117,233,859.89
  6. Step 6: Final answer
    x = 117,234,005.33

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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.