Home / 2,642,255,217.83-3,964,928,323.62-985,307,210.39

Finding the Fourth Proportional to 2,642,255,217.83, 3,964,928,323.62 and 985,307,210.39

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Solution

The fourth proportional to 2,642,255,217.83, 3,964,928,323.62 and 985,307,210.39 is: 1,478,537,137.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,255,217.83 : 3,964,928,323.62 = 985,307,210.39 : x
  2. Step 2: Convert to fraction form
    2,642,255,217.83/3,964,928,323.62 = 985,307,210.39/x
  3. Step 3: Cross multiply
    2,642,255,217.83x = 3,964,928,323.62 × 985,307,210.39
  4. Step 4: Simplify right side
    2,642,255,217.83x = 3,906,672,465,922,496,512
  5. Step 5: Solve for x
    x = 3,906,672,465,922,496,512/2,642,255,217.83
  6. Step 6: Final answer
    x = 1,478,537,137.35

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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.