Home / 2,821,829,835.39-3,894,373,093.82-1,551,894,395.55

Finding the Fourth Proportional to 2,821,829,835.39, 3,894,373,093.82 and 1,551,894,395.55

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Solution

The fourth proportional to 2,821,829,835.39, 3,894,373,093.82 and 1,551,894,395.55 is: 2,141,750,612.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,829,835.39 : 3,894,373,093.82 = 1,551,894,395.55 : x
  2. Step 2: Convert to fraction form
    2,821,829,835.39/3,894,373,093.82 = 1,551,894,395.55/x
  3. Step 3: Cross multiply
    2,821,829,835.39x = 3,894,373,093.82 × 1,551,894,395.55
  4. Step 4: Simplify right side
    2,821,829,835.39x = 6,043,655,778,472,212,480
  5. Step 5: Solve for x
    x = 6,043,655,778,472,212,480/2,821,829,835.39
  6. Step 6: Final answer
    x = 2,141,750,612.55

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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.