Home / 1,992,948,350.20-2,989,422,525.30-1,074,618,302.20

Finding the Fourth Proportional to 1,992,948,350.20, 2,989,422,525.30 and 1,074,618,302.20

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Solution

The fourth proportional to 1,992,948,350.20, 2,989,422,525.30 and 1,074,618,302.20 is: 1,611,927,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,948,350.20 : 2,989,422,525.30 = 1,074,618,302.20 : x
  2. Step 2: Convert to fraction form
    1,992,948,350.20/2,989,422,525.30 = 1,074,618,302.20/x
  3. Step 3: Cross multiply
    1,992,948,350.20x = 2,989,422,525.30 × 1,074,618,302.20
  4. Step 4: Simplify right side
    1,992,948,350.20x = 3,212,488,158,696,323,072
  5. Step 5: Solve for x
    x = 3,212,488,158,696,323,072/1,992,948,350.20
  6. Step 6: Final answer
    x = 1,611,927,453.30

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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.