Home / 497,851,896.48-687,046,624.56-274,833,062.88

Finding the Fourth Proportional to 497,851,896.48, 687,046,624.56 and 274,833,062.88

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Solution

The fourth proportional to 497,851,896.48, 687,046,624.56 and 274,833,062.88 is: 379,275,703.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,851,896.48 : 687,046,624.56 = 274,833,062.88 : x
  2. Step 2: Convert to fraction form
    497,851,896.48/687,046,624.56 = 274,833,062.88/x
  3. Step 3: Cross multiply
    497,851,896.48x = 687,046,624.56 × 274,833,062.88
  4. Step 4: Simplify right side
    497,851,896.48x = 188,823,128,169,190,208
  5. Step 5: Solve for x
    x = 188,823,128,169,190,208/497,851,896.48
  6. Step 6: Final answer
    x = 379,275,703.28

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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.