Home / 219,896,549.76-329,557,890.24-122,848,337.28

Finding the Fourth Proportional to 219,896,549.76, 329,557,890.24 and 122,848,337.28

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Solution

The fourth proportional to 219,896,549.76, 329,557,890.24 and 122,848,337.28 is: 184,112,205.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,896,549.76 : 329,557,890.24 = 122,848,337.28 : x
  2. Step 2: Convert to fraction form
    219,896,549.76/329,557,890.24 = 122,848,337.28/x
  3. Step 3: Cross multiply
    219,896,549.76x = 329,557,890.24 × 122,848,337.28
  4. Step 4: Simplify right side
    219,896,549.76x = 40,485,638,853,488,744
  5. Step 5: Solve for x
    x = 40,485,638,853,488,744/219,896,549.76
  6. Step 6: Final answer
    x = 184,112,205.93

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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.