Home / 486,366,272.82-729,440,004.96-223,798,961.88

Finding the Fourth Proportional to 486,366,272.82, 729,440,004.96 and 223,798,961.88

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Solution

The fourth proportional to 486,366,272.82, 729,440,004.96 and 223,798,961.88 is: 335,648,101.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,366,272.82 : 729,440,004.96 = 223,798,961.88 : x
  2. Step 2: Convert to fraction form
    486,366,272.82/729,440,004.96 = 223,798,961.88/x
  3. Step 3: Cross multiply
    486,366,272.82x = 729,440,004.96 × 223,798,961.88
  4. Step 4: Simplify right side
    486,366,272.82x = 163,247,915,863,790,048
  5. Step 5: Solve for x
    x = 163,247,915,863,790,048/486,366,272.82
  6. Step 6: Final answer
    x = 335,648,101.00

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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.