Home / 504,555,867.72-696,183,104.16-289,933,046.28

Finding the Fourth Proportional to 504,555,867.72, 696,183,104.16 and 289,933,046.28

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Solution

The fourth proportional to 504,555,867.72, 696,183,104.16 and 289,933,046.28 is: 400,047,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,555,867.72 : 696,183,104.16 = 289,933,046.28 : x
  2. Step 2: Convert to fraction form
    504,555,867.72/696,183,104.16 = 289,933,046.28/x
  3. Step 3: Cross multiply
    504,555,867.72x = 696,183,104.16 × 289,933,046.28
  4. Step 4: Simplify right side
    504,555,867.72x = 201,846,488,157,775,296
  5. Step 5: Solve for x
    x = 201,846,488,157,775,296/504,555,867.72
  6. Step 6: Final answer
    x = 400,047,846.18

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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.