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Finding the Fourth Proportional to 483,136,564.88, 724,650,575.88 and 133,432,347.44

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Solution

The fourth proportional to 483,136,564.88, 724,650,575.88 and 133,432,347.44 is: 200,133,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,136,564.88 : 724,650,575.88 = 133,432,347.44 : x
  2. Step 2: Convert to fraction form
    483,136,564.88/724,650,575.88 = 133,432,347.44/x
  3. Step 3: Cross multiply
    483,136,564.88x = 724,650,575.88 × 133,432,347.44
  4. Step 4: Simplify right side
    483,136,564.88x = 96,691,827,413,416,240
  5. Step 5: Solve for x
    x = 96,691,827,413,416,240/483,136,564.88
  6. Step 6: Final answer
    x = 200,133,532.51

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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.