Home / 277,321,958.13-382,699,625.08-153,559,978.05

Finding the Fourth Proportional to 277,321,958.13, 382,699,625.08 and 153,559,978.05

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Solution

The fourth proportional to 277,321,958.13, 382,699,625.08 and 153,559,978.05 is: 211,910,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,321,958.13 : 382,699,625.08 = 153,559,978.05 : x
  2. Step 2: Convert to fraction form
    277,321,958.13/382,699,625.08 = 153,559,978.05/x
  3. Step 3: Cross multiply
    277,321,958.13x = 382,699,625.08 × 153,559,978.05
  4. Step 4: Simplify right side
    277,321,958.13x = 58,767,346,027,028,032
  5. Step 5: Solve for x
    x = 58,767,346,027,028,032/277,321,958.13
  6. Step 6: Final answer
    x = 211,910,179.86

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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.