Home / 503,567,505,101.36-755,136,240,035.18-291,478,032,078.32

Finding the Fourth Proportional to 503,567,505,101.36, 755,136,240,035.18 and 291,478,032,078.32

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Solution

The fourth proportional to 503,567,505,101.36, 755,136,240,035.18 and 291,478,032,078.32 is: 437,092,590,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,567,505,101.36 : 755,136,240,035.18 = 291,478,032,078.32 : x
  2. Step 2: Convert to fraction form
    503,567,505,101.36/755,136,240,035.18 = 291,478,032,078.32/x
  3. Step 3: Cross multiply
    503,567,505,101.36x = 755,136,240,035.18 × 291,478,032,078.32
  4. Step 4: Simplify right side
    503,567,505,101.36x = 220,105,625,196,476,162,375,680
  5. Step 5: Solve for x
    x = 220,105,625,196,476,162,375,680/503,567,505,101.36
  6. Step 6: Final answer
    x = 437,092,590,301.62

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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.