Home / 98,784,391.50-136,322,460.27-55,324,327.50

Finding the Fourth Proportional to 98,784,391.50, 136,322,460.27 and 55,324,327.50

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Solution

The fourth proportional to 98,784,391.50, 136,322,460.27 and 55,324,327.50 is: 76,347,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784,391.50 : 136,322,460.27 = 55,324,327.50 : x
  2. Step 2: Convert to fraction form
    98,784,391.50/136,322,460.27 = 55,324,327.50/x
  3. Step 3: Cross multiply
    98,784,391.50x = 136,322,460.27 × 55,324,327.50
  4. Step 4: Simplify right side
    98,784,391.50x = 7,541,948,437,583,219
  5. Step 5: Solve for x
    x = 7,541,948,437,583,219/98,784,391.50
  6. Step 6: Final answer
    x = 76,347,571.95

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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.