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Finding the Fourth Proportional to 1,228,966,506.90, 1,843,449,760.35 and 1,228,966,506.90

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Solution

The fourth proportional to 1,228,966,506.90, 1,843,449,760.35 and 1,228,966,506.90 is: 1,843,449,760.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,966,506.90 : 1,843,449,760.35 = 1,228,966,506.90 : x
  2. Step 2: Convert to fraction form
    1,228,966,506.90/1,843,449,760.35 = 1,228,966,506.90/x
  3. Step 3: Cross multiply
    1,228,966,506.90x = 1,843,449,760.35 × 1,228,966,506.90
  4. Step 4: Simplify right side
    1,228,966,506.90x = 2,265,538,012,622,981,632
  5. Step 5: Solve for x
    x = 2,265,538,012,622,981,632/1,228,966,506.90
  6. Step 6: Final answer
    x = 1,843,449,760.35

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Double scale
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Similar ratio
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1.5x scale

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.