Home / 675,723,789.78-932,822,183.18-450,038,349.48

Finding the Fourth Proportional to 675,723,789.78, 932,822,183.18 and 450,038,349.48

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Solution

The fourth proportional to 675,723,789.78, 932,822,183.18 and 450,038,349.48 is: 621,268,278.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,723,789.78 : 932,822,183.18 = 450,038,349.48 : x
  2. Step 2: Convert to fraction form
    675,723,789.78/932,822,183.18 = 450,038,349.48/x
  3. Step 3: Cross multiply
    675,723,789.78x = 932,822,183.18 × 450,038,349.48
  4. Step 4: Simplify right side
    675,723,789.78x = 419,805,755,674,407,232
  5. Step 5: Solve for x
    x = 419,805,755,674,407,232/675,723,789.78
  6. Step 6: Final answer
    x = 621,268,278.58

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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.