Home / 503,567,505,109.85-755,136,240,047.90-291,478,032,086.82

Finding the Fourth Proportional to 503,567,505,109.85, 755,136,240,047.90 and 291,478,032,086.82

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Solution

The fourth proportional to 503,567,505,109.85, 755,136,240,047.90 and 291,478,032,086.82 is: 437,092,590,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,567,505,109.85 : 755,136,240,047.90 = 291,478,032,086.82 : x
  2. Step 2: Convert to fraction form
    503,567,505,109.85/755,136,240,047.90 = 291,478,032,086.82/x
  3. Step 3: Cross multiply
    503,567,505,109.85x = 755,136,240,047.90 × 291,478,032,086.82
  4. Step 4: Simplify right side
    503,567,505,109.85x = 220,105,625,206,602,420,191,232
  5. Step 5: Solve for x
    x = 220,105,625,206,602,420,191,232/503,567,505,109.85
  6. Step 6: Final answer
    x = 437,092,590,314.36

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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.