Home / 3,520,727,999.80-5,284,493,222.10-2,143,232,927.80

Finding the Fourth Proportional to 3,520,727,999.80, 5,284,493,222.10 and 2,143,232,927.80

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Solution

The fourth proportional to 3,520,727,999.80, 5,284,493,222.10 and 2,143,232,927.80 is: 3,216,919,875.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,727,999.80 : 5,284,493,222.10 = 2,143,232,927.80 : x
  2. Step 2: Convert to fraction form
    3,520,727,999.80/5,284,493,222.10 = 2,143,232,927.80/x
  3. Step 3: Cross multiply
    3,520,727,999.80x = 5,284,493,222.10 × 2,143,232,927.80
  4. Step 4: Simplify right side
    3,520,727,999.80x = 11,325,899,880,340,639,744
  5. Step 5: Solve for x
    x = 11,325,899,880,340,639,744/3,520,727,999.80
  6. Step 6: Final answer
    x = 3,216,919,875.94

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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.