Home / 250,990,198.92-346,374,885.80-139,485,739.44

Finding the Fourth Proportional to 250,990,198.92, 346,374,885.80 and 139,485,739.44

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Solution

The fourth proportional to 250,990,198.92, 346,374,885.80 and 139,485,739.44 is: 192,494,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,990,198.92 : 346,374,885.80 = 139,485,739.44 : x
  2. Step 2: Convert to fraction form
    250,990,198.92/346,374,885.80 = 139,485,739.44/x
  3. Step 3: Cross multiply
    250,990,198.92x = 346,374,885.80 × 139,485,739.44
  4. Step 4: Simplify right side
    250,990,198.92x = 48,314,357,069,258,560
  5. Step 5: Solve for x
    x = 48,314,357,069,258,560/250,990,198.92
  6. Step 6: Final answer
    x = 192,494,994.93

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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.