Home / 1,328,683,560.40-1,993,025,340.60-552,071,112.40

Finding the Fourth Proportional to 1,328,683,560.40, 1,993,025,340.60 and 552,071,112.40

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Solution

The fourth proportional to 1,328,683,560.40, 1,993,025,340.60 and 552,071,112.40 is: 828,106,668.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,683,560.40 : 1,993,025,340.60 = 552,071,112.40 : x
  2. Step 2: Convert to fraction form
    1,328,683,560.40/1,993,025,340.60 = 552,071,112.40/x
  3. Step 3: Cross multiply
    1,328,683,560.40x = 1,993,025,340.60 × 552,071,112.40
  4. Step 4: Simplify right side
    1,328,683,560.40x = 1,100,291,716,826,430,720
  5. Step 5: Solve for x
    x = 1,100,291,716,826,430,720/1,328,683,560.40
  6. Step 6: Final answer
    x = 828,106,668.60

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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.