Home / 3,543,680,115.20-5,315,520,172.80-1,702,988,940.80

Finding the Fourth Proportional to 3,543,680,115.20, 5,315,520,172.80 and 1,702,988,940.80

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Solution

The fourth proportional to 3,543,680,115.20, 5,315,520,172.80 and 1,702,988,940.80 is: 2,554,483,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,680,115.20 : 5,315,520,172.80 = 1,702,988,940.80 : x
  2. Step 2: Convert to fraction form
    3,543,680,115.20/5,315,520,172.80 = 1,702,988,940.80/x
  3. Step 3: Cross multiply
    3,543,680,115.20x = 5,315,520,172.80 × 1,702,988,940.80
  4. Step 4: Simplify right side
    3,543,680,115.20x = 9,052,272,068,877,705,216
  5. Step 5: Solve for x
    x = 9,052,272,068,877,705,216/3,543,680,115.20
  6. Step 6: Final answer
    x = 2,554,483,411.20

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Double scale
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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.