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Finding the Fourth Proportional to 183,695,712.75, 275,543,569.53 and 75,990,336.75

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Solution

The fourth proportional to 183,695,712.75, 275,543,569.53 and 75,990,336.75 is: 113,985,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,695,712.75 : 275,543,569.53 = 75,990,336.75 : x
  2. Step 2: Convert to fraction form
    183,695,712.75/275,543,569.53 = 75,990,336.75/x
  3. Step 3: Cross multiply
    183,695,712.75x = 275,543,569.53 × 75,990,336.75
  4. Step 4: Simplify right side
    183,695,712.75x = 20,938,648,637,881,736
  5. Step 5: Solve for x
    x = 20,938,648,637,881,736/183,695,712.75
  6. Step 6: Final answer
    x = 113,985,505.29

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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.