Home / 1,992,906,035.70-2,989,359,053.55-1,334,291,204.40

Finding the Fourth Proportional to 1,992,906,035.70, 2,989,359,053.55 and 1,334,291,204.40

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Solution

The fourth proportional to 1,992,906,035.70, 2,989,359,053.55 and 1,334,291,204.40 is: 2,001,436,806.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,906,035.70 : 2,989,359,053.55 = 1,334,291,204.40 : x
  2. Step 2: Convert to fraction form
    1,992,906,035.70/2,989,359,053.55 = 1,334,291,204.40/x
  3. Step 3: Cross multiply
    1,992,906,035.70x = 2,989,359,053.55 × 1,334,291,204.40
  4. Step 4: Simplify right side
    1,992,906,035.70x = 3,988,675,491,945,274,368
  5. Step 5: Solve for x
    x = 3,988,675,491,945,274,368/1,992,906,035.70
  6. Step 6: Final answer
    x = 2,001,436,806.60

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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.