Home / 1,393,123,410.24-2,089,987,446.24-423,749,832

Finding the Fourth Proportional to 1,393,123,410.24, 2,089,987,446.24 and 423,749,832

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Solution

The fourth proportional to 1,393,123,410.24, 2,089,987,446.24 and 423,749,832 is: 635,716,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,123,410.24 : 2,089,987,446.24 = 423,749,832 : x
  2. Step 2: Convert to fraction form
    1,393,123,410.24/2,089,987,446.24 = 423,749,832/x
  3. Step 3: Cross multiply
    1,393,123,410.24x = 2,089,987,446.24 × 423,749,832
  4. Step 4: Simplify right side
    1,393,123,410.24x = 885,631,829,226,308,992
  5. Step 5: Solve for x
    x = 885,631,829,226,308,992/1,393,123,410.24
  6. Step 6: Final answer
    x = 635,716,708.74

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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.