Home / 216,347,234.76-324,518,017.54-52,584,515.60

Finding the Fourth Proportional to 216,347,234.76, 324,518,017.54 and 52,584,515.60

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Solution

The fourth proportional to 216,347,234.76, 324,518,017.54 and 52,584,515.60 is: 78,876,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,347,234.76 : 324,518,017.54 = 52,584,515.60 : x
  2. Step 2: Convert to fraction form
    216,347,234.76/324,518,017.54 = 52,584,515.60/x
  3. Step 3: Cross multiply
    216,347,234.76x = 324,518,017.54 × 52,584,515.60
  4. Step 4: Simplify right side
    216,347,234.76x = 17,064,622,755,813,206
  5. Step 5: Solve for x
    x = 17,064,622,755,813,206/216,347,234.76
  6. Step 6: Final answer
    x = 78,876,084.43

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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.