Home / 248,790,905.40-373,469,793.30-146,612,515.80

Finding the Fourth Proportional to 248,790,905.40, 373,469,793.30 and 146,612,515.80

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Solution

The fourth proportional to 248,790,905.40, 373,469,793.30 and 146,612,515.80 is: 220,085,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,790,905.40 : 373,469,793.30 = 146,612,515.80 : x
  2. Step 2: Convert to fraction form
    248,790,905.40/373,469,793.30 = 146,612,515.80/x
  3. Step 3: Cross multiply
    248,790,905.40x = 373,469,793.30 × 146,612,515.80
  4. Step 4: Simplify right side
    248,790,905.40x = 54,755,345,971,018,992
  5. Step 5: Solve for x
    x = 54,755,345,971,018,992/248,790,905.40
  6. Step 6: Final answer
    x = 220,085,802.10

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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.