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Finding the Fourth Proportional to 1,241,180,455,616, 1,861,770,683,424 and 1,241,180,455,616

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Solution

The fourth proportional to 1,241,180,455,616, 1,861,770,683,424 and 1,241,180,455,616 is: 1,861,770,683,424

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,180,455,616 : 1,861,770,683,424 = 1,241,180,455,616 : x
  2. Step 2: Convert to fraction form
    1,241,180,455,616/1,861,770,683,424 = 1,241,180,455,616/x
  3. Step 3: Cross multiply
    1,241,180,455,616x = 1,861,770,683,424 × 1,241,180,455,616
  4. Step 4: Simplify right side
    1,241,180,455,616x = 2,310,793,385,104,711,922,745,344
  5. Step 5: Solve for x
    x = 2,310,793,385,104,711,922,745,344/1,241,180,455,616
  6. Step 6: Final answer
    x = 1,861,770,683,424

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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.