Home / 449,180,998.80-673,771,498.20-274,584,915.60

Finding the Fourth Proportional to 449,180,998.80, 673,771,498.20 and 274,584,915.60

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Solution

The fourth proportional to 449,180,998.80, 673,771,498.20 and 274,584,915.60 is: 411,877,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,180,998.80 : 673,771,498.20 = 274,584,915.60 : x
  2. Step 2: Convert to fraction form
    449,180,998.80/673,771,498.20 = 274,584,915.60/x
  3. Step 3: Cross multiply
    449,180,998.80x = 673,771,498.20 × 274,584,915.60
  4. Step 4: Simplify right side
    449,180,998.80x = 185,007,489,966,932,576
  5. Step 5: Solve for x
    x = 185,007,489,966,932,576/449,180,998.80
  6. Step 6: Final answer
    x = 411,877,373.40

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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.