Home / 557,819,086.20-836,760,122.10-169,654,579.80

Finding the Fourth Proportional to 557,819,086.20, 836,760,122.10 and 169,654,579.80

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Solution

The fourth proportional to 557,819,086.20, 836,760,122.10 and 169,654,579.80 is: 254,491,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,819,086.20 : 836,760,122.10 = 169,654,579.80 : x
  2. Step 2: Convert to fraction form
    557,819,086.20/836,760,122.10 = 169,654,579.80/x
  3. Step 3: Cross multiply
    557,819,086.20x = 836,760,122.10 × 169,654,579.80
  4. Step 4: Simplify right side
    557,819,086.20x = 141,960,186,908,272,208
  5. Step 5: Solve for x
    x = 141,960,186,908,272,208/557,819,086.20
  6. Step 6: Final answer
    x = 254,491,447.89

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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.