Home / 561,887,677,650.48-775,405,569,026.64-304,970,627,851.80

Finding the Fourth Proportional to 561,887,677,650.48, 775,405,569,026.64 and 304,970,627,851.80

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Solution

The fourth proportional to 561,887,677,650.48, 775,405,569,026.64 and 304,970,627,851.80 is: 420,859,777,909.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,887,677,650.48 : 775,405,569,026.64 = 304,970,627,851.80 : x
  2. Step 2: Convert to fraction form
    561,887,677,650.48/775,405,569,026.64 = 304,970,627,851.80/x
  3. Step 3: Cross multiply
    561,887,677,650.48x = 775,405,569,026.64 × 304,970,627,851.80
  4. Step 4: Simplify right side
    561,887,677,650.48x = 236,475,923,225,836,632,670,208
  5. Step 5: Solve for x
    x = 236,475,923,225,836,632,670,208/561,887,677,650.48
  6. Step 6: Final answer
    x = 420,859,777,909.09

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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.