Home / 1,783,804,982.40-2,675,707,473.60-491,340,470.40

Finding the Fourth Proportional to 1,783,804,982.40, 2,675,707,473.60 and 491,340,470.40

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Solution

The fourth proportional to 1,783,804,982.40, 2,675,707,473.60 and 491,340,470.40 is: 737,010,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,982.40 : 2,675,707,473.60 = 491,340,470.40 : x
  2. Step 2: Convert to fraction form
    1,783,804,982.40/2,675,707,473.60 = 491,340,470.40/x
  3. Step 3: Cross multiply
    1,783,804,982.40x = 2,675,707,473.60 × 491,340,470.40
  4. Step 4: Simplify right side
    1,783,804,982.40x = 1,314,683,368,731,419,392
  5. Step 5: Solve for x
    x = 1,314,683,368,731,419,392/1,783,804,982.40
  6. Step 6: Final answer
    x = 737,010,705.60

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Half scale
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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.