Home / 404,292,692.44-557,923,911.25-218,653,708.13

Finding the Fourth Proportional to 404,292,692.44, 557,923,911.25 and 218,653,708.13

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Solution

The fourth proportional to 404,292,692.44, 557,923,911.25 and 218,653,708.13 is: 301,742,114.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,292,692.44 : 557,923,911.25 = 218,653,708.13 : x
  2. Step 2: Convert to fraction form
    404,292,692.44/557,923,911.25 = 218,653,708.13/x
  3. Step 3: Cross multiply
    404,292,692.44x = 557,923,911.25 × 218,653,708.13
  4. Step 4: Simplify right side
    404,292,692.44x = 121,992,132,050,234,848
  5. Step 5: Solve for x
    x = 121,992,132,050,234,848/404,292,692.44
  6. Step 6: Final answer
    x = 301,742,114.88

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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.