Home / 427,165,251,895.96-589,488,483,879.24-231,848,574,036.89

Finding the Fourth Proportional to 427,165,251,895.96, 589,488,483,879.24 and 231,848,574,036.89

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Solution

The fourth proportional to 427,165,251,895.96, 589,488,483,879.24 and 231,848,574,036.89 is: 319,951,268,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,165,251,895.96 : 589,488,483,879.24 = 231,848,574,036.89 : x
  2. Step 2: Convert to fraction form
    427,165,251,895.96/589,488,483,879.24 = 231,848,574,036.89/x
  3. Step 3: Cross multiply
    427,165,251,895.96x = 589,488,483,879.24 × 231,848,574,036.89
  4. Step 4: Simplify right side
    427,165,251,895.96x = 136,672,064,398,570,026,958,848
  5. Step 5: Solve for x
    x = 136,672,064,398,570,026,958,848/427,165,251,895.96
  6. Step 6: Final answer
    x = 319,951,268,957.28

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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.