Home / 1,783,804,943.15-2,675,707,414.73-491,340,431.15

Finding the Fourth Proportional to 1,783,804,943.15, 2,675,707,414.73 and 491,340,431.15

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Solution

The fourth proportional to 1,783,804,943.15, 2,675,707,414.73 and 491,340,431.15 is: 737,010,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,804,943.15 : 2,675,707,414.73 = 491,340,431.15 : x
  2. Step 2: Convert to fraction form
    1,783,804,943.15/2,675,707,414.73 = 491,340,431.15/x
  3. Step 3: Cross multiply
    1,783,804,943.15x = 2,675,707,414.73 × 491,340,431.15
  4. Step 4: Simplify right side
    1,783,804,943.15x = 1,314,683,234,784,689,920
  5. Step 5: Solve for x
    x = 1,314,683,234,784,689,920/1,783,804,943.15
  6. Step 6: Final answer
    x = 737,010,646.73

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Half scale
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Double scale
Find fourth proportional to 1,783,804,944.15, 2,675,707,416.23 and 491,340,432.15
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.