Home / 2,403,998,193.12-3,320,629,498.88-1,987,990,902.24

Finding the Fourth Proportional to 2,403,998,193.12, 3,320,629,498.88 and 1,987,990,902.24

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Solution

The fourth proportional to 2,403,998,193.12, 3,320,629,498.88 and 1,987,990,902.24 is: 2,746,000,913.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,998,193.12 : 3,320,629,498.88 = 1,987,990,902.24 : x
  2. Step 2: Convert to fraction form
    2,403,998,193.12/3,320,629,498.88 = 1,987,990,902.24/x
  3. Step 3: Cross multiply
    2,403,998,193.12x = 3,320,629,498.88 × 1,987,990,902.24
  4. Step 4: Simplify right side
    2,403,998,193.12x = 6,601,381,233,483,210,752
  5. Step 5: Solve for x
    x = 6,601,381,233,483,210,752/2,403,998,193.12
  6. Step 6: Final answer
    x = 2,746,000,913.14

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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.