Home / 557,819,045.20-836,760,060.60-169,654,538.80

Finding the Fourth Proportional to 557,819,045.20, 836,760,060.60 and 169,654,538.80

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Solution

The fourth proportional to 557,819,045.20, 836,760,060.60 and 169,654,538.80 is: 254,491,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,819,045.20 : 836,760,060.60 = 169,654,538.80 : x
  2. Step 2: Convert to fraction form
    557,819,045.20/836,760,060.60 = 169,654,538.80/x
  3. Step 3: Cross multiply
    557,819,045.20x = 836,760,060.60 × 169,654,538.80
  4. Step 4: Simplify right side
    557,819,045.20x = 141,960,142,167,353,072
  5. Step 5: Solve for x
    x = 141,960,142,167,353,072/557,819,045.20
  6. Step 6: Final answer
    x = 254,491,386.39

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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.