Home / 271,980,029.60-408,064,522.80-118,736,064.80

Finding the Fourth Proportional to 271,980,029.60, 408,064,522.80 and 118,736,064.80

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Solution

The fourth proportional to 271,980,029.60, 408,064,522.80 and 118,736,064.80 is: 178,145,342.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,980,029.60 : 408,064,522.80 = 118,736,064.80 : x
  2. Step 2: Convert to fraction form
    271,980,029.60/408,064,522.80 = 118,736,064.80/x
  3. Step 3: Cross multiply
    271,980,029.60x = 408,064,522.80 × 118,736,064.80
  4. Step 4: Simplify right side
    271,980,029.60x = 48,451,975,621,761,880
  5. Step 5: Solve for x
    x = 48,451,975,621,761,880/271,980,029.60
  6. Step 6: Final answer
    x = 178,145,342.85

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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.