Home / 836,502,287,131.20-1,255,326,584,429.60-291,950,784,857.22

Finding the Fourth Proportional to 836,502,287,131.20, 1,255,326,584,429.60 and 291,950,784,857.22

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Solution

The fourth proportional to 836,502,287,131.20, 1,255,326,584,429.60 and 291,950,784,857.22 is: 438,126,215,808.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,502,287,131.20 : 1,255,326,584,429.60 = 291,950,784,857.22 : x
  2. Step 2: Convert to fraction form
    836,502,287,131.20/1,255,326,584,429.60 = 291,950,784,857.22/x
  3. Step 3: Cross multiply
    836,502,287,131.20x = 1,255,326,584,429.60 × 291,950,784,857.22
  4. Step 4: Simplify right side
    836,502,287,131.20x = 366,493,581,576,354,968,633,344
  5. Step 5: Solve for x
    x = 366,493,581,576,354,968,633,344/836,502,287,131.20
  6. Step 6: Final answer
    x = 438,126,215,808.99

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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.