Home / 3,622,765,116.20-5,431,277,892.90-1,986,989,718.20

Finding the Fourth Proportional to 3,622,765,116.20, 5,431,277,892.90 and 1,986,989,718.20

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Solution

The fourth proportional to 3,622,765,116.20, 5,431,277,892.90 and 1,986,989,718.20 is: 2,978,910,579.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,765,116.20 : 5,431,277,892.90 = 1,986,989,718.20 : x
  2. Step 2: Convert to fraction form
    3,622,765,116.20/5,431,277,892.90 = 1,986,989,718.20/x
  3. Step 3: Cross multiply
    3,622,765,116.20x = 5,431,277,892.90 × 1,986,989,718.20
  4. Step 4: Simplify right side
    3,622,765,116.20x = 10,791,893,329,879,261,184
  5. Step 5: Solve for x
    x = 10,791,893,329,879,261,184/3,622,765,116.20
  6. Step 6: Final answer
    x = 2,978,910,579.00

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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.