Home / 216,347,236.26-324,518,019.78-52,584,517.11

Finding the Fourth Proportional to 216,347,236.26, 324,518,019.78 and 52,584,517.11

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Solution

The fourth proportional to 216,347,236.26, 324,518,019.78 and 52,584,517.11 is: 78,876,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,347,236.26 : 324,518,019.78 = 52,584,517.11 : x
  2. Step 2: Convert to fraction form
    216,347,236.26/324,518,019.78 = 52,584,517.11/x
  3. Step 3: Cross multiply
    216,347,236.26x = 324,518,019.78 × 52,584,517.11
  4. Step 4: Simplify right side
    216,347,236.26x = 17,064,623,363,624,726
  5. Step 5: Solve for x
    x = 17,064,623,363,624,726/216,347,236.26
  6. Step 6: Final answer
    x = 78,876,086.70

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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.