Home / 933,071,058.50-1,287,642,449.44-509,690,593.48

Finding the Fourth Proportional to 933,071,058.50, 1,287,642,449.44 and 509,690,593.48

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Solution

The fourth proportional to 933,071,058.50, 1,287,642,449.44 and 509,690,593.48 is: 703,375,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,071,058.50 : 1,287,642,449.44 = 509,690,593.48 : x
  2. Step 2: Convert to fraction form
    933,071,058.50/1,287,642,449.44 = 509,690,593.48/x
  3. Step 3: Cross multiply
    933,071,058.50x = 1,287,642,449.44 × 509,690,593.48
  4. Step 4: Simplify right side
    933,071,058.50x = 656,299,244,245,004,416
  5. Step 5: Solve for x
    x = 656,299,244,245,004,416/933,071,058.50
  6. Step 6: Final answer
    x = 703,375,416.34

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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.