Home / 5,178,325,632.80-7,768,244,276.40-1,684,136,487.20

Finding the Fourth Proportional to 5,178,325,632.80, 7,768,244,276.40 and 1,684,136,487.20

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Solution

The fourth proportional to 5,178,325,632.80, 7,768,244,276.40 and 1,684,136,487.20 is: 2,526,450,546.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,325,632.80 : 7,768,244,276.40 = 1,684,136,487.20 : x
  2. Step 2: Convert to fraction form
    5,178,325,632.80/7,768,244,276.40 = 1,684,136,487.20/x
  3. Step 3: Cross multiply
    5,178,325,632.80x = 7,768,244,276.40 × 1,684,136,487.20
  4. Step 4: Simplify right side
    5,178,325,632.80x = 13,082,783,627,367,800,832
  5. Step 5: Solve for x
    x = 13,082,783,627,367,800,832/5,178,325,632.80
  6. Step 6: Final answer
    x = 2,526,450,546.97

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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.