Home / 1,002,308,861.52-1,383,169,257.66-562,266,265.68

Finding the Fourth Proportional to 1,002,308,861.52, 1,383,169,257.66 and 562,266,265.68

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Solution

The fourth proportional to 1,002,308,861.52, 1,383,169,257.66 and 562,266,265.68 is: 775,917,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,308,861.52 : 1,383,169,257.66 = 562,266,265.68 : x
  2. Step 2: Convert to fraction form
    1,002,308,861.52/1,383,169,257.66 = 562,266,265.68/x
  3. Step 3: Cross multiply
    1,002,308,861.52x = 1,383,169,257.66 × 562,266,265.68
  4. Step 4: Simplify right side
    1,002,308,861.52x = 777,709,413,307,865,856
  5. Step 5: Solve for x
    x = 777,709,413,307,865,856/1,002,308,861.52
  6. Step 6: Final answer
    x = 775,917,926.27

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.