Home / 550,952,625.60-760,348,996.32-303,433,917.12

Finding the Fourth Proportional to 550,952,625.60, 760,348,996.32 and 303,433,917.12

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Solution

The fourth proportional to 550,952,625.60, 760,348,996.32 and 303,433,917.12 is: 418,757,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,952,625.60 : 760,348,996.32 = 303,433,917.12 : x
  2. Step 2: Convert to fraction form
    550,952,625.60/760,348,996.32 = 303,433,917.12/x
  3. Step 3: Cross multiply
    550,952,625.60x = 760,348,996.32 × 303,433,917.12
  4. Step 4: Simplify right side
    550,952,625.60x = 230,715,674,331,638,080
  5. Step 5: Solve for x
    x = 230,715,674,331,638,080/550,952,625.60
  6. Step 6: Final answer
    x = 418,757,736.35

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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.