Home / 938,024,144.08-1,405,601,375.60-501,386,969.68

Finding the Fourth Proportional to 938,024,144.08, 1,405,601,375.60 and 501,386,969.68

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Solution

The fourth proportional to 938,024,144.08, 1,405,601,375.60 and 501,386,969.68 is: 751,313,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,024,144.08 : 1,405,601,375.60 = 501,386,969.68 : x
  2. Step 2: Convert to fraction form
    938,024,144.08/1,405,601,375.60 = 501,386,969.68/x
  3. Step 3: Cross multiply
    938,024,144.08x = 1,405,601,375.60 × 501,386,969.68
  4. Step 4: Simplify right side
    938,024,144.08x = 704,750,214,290,123,392
  5. Step 5: Solve for x
    x = 704,750,214,290,123,392/938,024,144.08
  6. Step 6: Final answer
    x = 751,313,512.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.