Home / 557,819,071.70-836,760,100.35-169,654,565.30

Finding the Fourth Proportional to 557,819,071.70, 836,760,100.35 and 169,654,565.30

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Solution

The fourth proportional to 557,819,071.70, 836,760,100.35 and 169,654,565.30 is: 254,491,426.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,819,071.70 : 836,760,100.35 = 169,654,565.30 : x
  2. Step 2: Convert to fraction form
    557,819,071.70/836,760,100.35 = 169,654,565.30/x
  3. Step 3: Cross multiply
    557,819,071.70x = 836,760,100.35 × 169,654,565.30
  4. Step 4: Simplify right side
    557,819,071.70x = 141,960,171,085,263,648
  5. Step 5: Solve for x
    x = 141,960,171,085,263,648/557,819,071.70
  6. Step 6: Final answer
    x = 254,491,426.14

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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.