Home / 517,294,270.25-714,799,887.28-368,356,819.41

Finding the Fourth Proportional to 517,294,270.25, 714,799,887.28 and 368,356,819.41

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Solution

The fourth proportional to 517,294,270.25, 714,799,887.28 and 368,356,819.41 is: 508,997,350.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,294,270.25 : 714,799,887.28 = 368,356,819.41 : x
  2. Step 2: Convert to fraction form
    517,294,270.25/714,799,887.28 = 368,356,819.41/x
  3. Step 3: Cross multiply
    517,294,270.25x = 714,799,887.28 × 368,356,819.41
  4. Step 4: Simplify right side
    517,294,270.25x = 263,301,412,992,166,464
  5. Step 5: Solve for x
    x = 263,301,412,992,166,464/517,294,270.25
  6. Step 6: Final answer
    x = 508,997,350.52

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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.