Home / 356,308,380.88-533,766,778.06-169,296,189.08

Finding the Fourth Proportional to 356,308,380.88, 533,766,778.06 and 169,296,189.08

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Solution

The fourth proportional to 356,308,380.88, 533,766,778.06 and 169,296,189.08 is: 253,613,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,308,380.88 : 533,766,778.06 = 169,296,189.08 : x
  2. Step 2: Convert to fraction form
    356,308,380.88/533,766,778.06 = 169,296,189.08/x
  3. Step 3: Cross multiply
    356,308,380.88x = 533,766,778.06 × 169,296,189.08
  4. Step 4: Simplify right side
    356,308,380.88x = 90,364,681,383,068,160
  5. Step 5: Solve for x
    x = 90,364,681,383,068,160/356,308,380.88
  6. Step 6: Final answer
    x = 253,613,684.75

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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.