Home / 1,990,017,763.20-2,746,234,061.28-1,097,944,439.04

Finding the Fourth Proportional to 1,990,017,763.20, 2,746,234,061.28 and 1,097,944,439.04

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Solution

The fourth proportional to 1,990,017,763.20, 2,746,234,061.28 and 1,097,944,439.04 is: 1,515,168,593.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,017,763.20 : 2,746,234,061.28 = 1,097,944,439.04 : x
  2. Step 2: Convert to fraction form
    1,990,017,763.20/2,746,234,061.28 = 1,097,944,439.04/x
  3. Step 3: Cross multiply
    1,990,017,763.20x = 2,746,234,061.28 × 1,097,944,439.04
  4. Step 4: Simplify right side
    1,990,017,763.20x = 3,015,212,415,884,610,560
  5. Step 5: Solve for x
    x = 3,015,212,415,884,610,560/1,990,017,763.20
  6. Step 6: Final answer
    x = 1,515,168,593.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.