Home / 354,336,721.35-531,505,082.03-354,336,721.35

Finding the Fourth Proportional to 354,336,721.35, 531,505,082.03 and 354,336,721.35

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Solution

The fourth proportional to 354,336,721.35, 531,505,082.03 and 354,336,721.35 is: 531,505,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,336,721.35 : 531,505,082.03 = 354,336,721.35 : x
  2. Step 2: Convert to fraction form
    354,336,721.35/531,505,082.03 = 354,336,721.35/x
  3. Step 3: Cross multiply
    354,336,721.35x = 531,505,082.03 × 354,336,721.35
  4. Step 4: Simplify right side
    354,336,721.35x = 188,331,768,145,601,312
  5. Step 5: Solve for x
    x = 188,331,768,145,601,312/354,336,721.35
  6. Step 6: Final answer
    x = 531,505,082.03

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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.