Home / 225,374,839.22-311,309,027.46-186,374,155.70

Finding the Fourth Proportional to 225,374,839.22, 311,309,027.46 and 186,374,155.70

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Solution

The fourth proportional to 225,374,839.22, 311,309,027.46 and 186,374,155.70 is: 257,437,597.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,374,839.22 : 311,309,027.46 = 186,374,155.70 : x
  2. Step 2: Convert to fraction form
    225,374,839.22/311,309,027.46 = 186,374,155.70/x
  3. Step 3: Cross multiply
    225,374,839.22x = 311,309,027.46 × 186,374,155.70
  4. Step 4: Simplify right side
    225,374,839.22x = 58,019,957,155,423,880
  5. Step 5: Solve for x
    x = 58,019,957,155,423,880/225,374,839.22
  6. Step 6: Final answer
    x = 257,437,597.54

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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.