Home / 271,932,874.80-407,856,009.60-90,180,052.80

Finding the Fourth Proportional to 271,932,874.80, 407,856,009.60 and 90,180,052.80

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Solution

The fourth proportional to 271,932,874.80, 407,856,009.60 and 90,180,052.80 is: 135,255,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,932,874.80 : 407,856,009.60 = 90,180,052.80 : x
  2. Step 2: Convert to fraction form
    271,932,874.80/407,856,009.60 = 90,180,052.80/x
  3. Step 3: Cross multiply
    271,932,874.80x = 407,856,009.60 × 90,180,052.80
  4. Step 4: Simplify right side
    271,932,874.80x = 36,780,476,480,525,304
  5. Step 5: Solve for x
    x = 36,780,476,480,525,304/271,932,874.80
  6. Step 6: Final answer
    x = 135,255,718.93

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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.