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Finding the Fourth Proportional to 505,488,384, 758,232,576 and 122,535,936

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Solution

The fourth proportional to 505,488,384, 758,232,576 and 122,535,936 is: 183,803,904

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,488,384 : 758,232,576 = 122,535,936 : x
  2. Step 2: Convert to fraction form
    505,488,384/758,232,576 = 122,535,936/x
  3. Step 3: Cross multiply
    505,488,384x = 758,232,576 × 122,535,936
  4. Step 4: Simplify right side
    505,488,384x = 92,910,738,405,851,136
  5. Step 5: Solve for x
    x = 92,910,738,405,851,136/505,488,384
  6. Step 6: Final answer
    x = 183,803,904

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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.