Home / 250,990,195.43-346,374,880.98-139,485,735.92

Finding the Fourth Proportional to 250,990,195.43, 346,374,880.98 and 139,485,735.92

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Solution

The fourth proportional to 250,990,195.43, 346,374,880.98 and 139,485,735.92 is: 192,494,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,990,195.43 : 346,374,880.98 = 139,485,735.92 : x
  2. Step 2: Convert to fraction form
    250,990,195.43/346,374,880.98 = 139,485,735.92/x
  3. Step 3: Cross multiply
    250,990,195.43x = 346,374,880.98 × 139,485,735.92
  4. Step 4: Simplify right side
    250,990,195.43x = 48,314,355,177,697,712
  5. Step 5: Solve for x
    x = 48,314,355,177,697,712/250,990,195.43
  6. Step 6: Final answer
    x = 192,494,990.07

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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.