Home / 224,048,039.72-335,880,366.24-85,972,729.64

Finding the Fourth Proportional to 224,048,039.72, 335,880,366.24 and 85,972,729.64

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Solution

The fourth proportional to 224,048,039.72, 335,880,366.24 and 85,972,729.64 is: 128,885,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,048,039.72 : 335,880,366.24 = 85,972,729.64 : x
  2. Step 2: Convert to fraction form
    224,048,039.72/335,880,366.24 = 85,972,729.64/x
  3. Step 3: Cross multiply
    224,048,039.72x = 335,880,366.24 × 85,972,729.64
  4. Step 4: Simplify right side
    224,048,039.72x = 28,876,551,918,135,704
  5. Step 5: Solve for x
    x = 28,876,551,918,135,704/224,048,039.72
  6. Step 6: Final answer
    x = 128,885,537.02

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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.