Home / 154,489,505.22-231,698,334.51-57,490,893.90

Finding the Fourth Proportional to 154,489,505.22, 231,698,334.51 and 57,490,893.90

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Solution

The fourth proportional to 154,489,505.22, 231,698,334.51 and 57,490,893.90 is: 86,222,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,489,505.22 : 231,698,334.51 = 57,490,893.90 : x
  2. Step 2: Convert to fraction form
    154,489,505.22/231,698,334.51 = 57,490,893.90/x
  3. Step 3: Cross multiply
    154,489,505.22x = 231,698,334.51 × 57,490,893.90
  4. Step 4: Simplify right side
    154,489,505.22x = 13,320,544,366,121,118
  5. Step 5: Solve for x
    x = 13,320,544,366,121,118/154,489,505.22
  6. Step 6: Final answer
    x = 86,222,972.54

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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.