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Finding the Fourth Proportional to 1,062,912,654.80, 1,594,368,982.20 and 967,678,427.60

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Solution

The fourth proportional to 1,062,912,654.80, 1,594,368,982.20 and 967,678,427.60 is: 1,451,517,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,912,654.80 : 1,594,368,982.20 = 967,678,427.60 : x
  2. Step 2: Convert to fraction form
    1,062,912,654.80/1,594,368,982.20 = 967,678,427.60/x
  3. Step 3: Cross multiply
    1,062,912,654.80x = 1,594,368,982.20 × 967,678,427.60
  4. Step 4: Simplify right side
    1,062,912,654.80x = 1,542,836,469,709,508,352
  5. Step 5: Solve for x
    x = 1,542,836,469,709,508,352/1,062,912,654.80
  6. Step 6: Final answer
    x = 1,451,517,641.40

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Double scale
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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.