Home / 220,063,676.40-330,095,514.60-147,504,265.20

Finding the Fourth Proportional to 220,063,676.40, 330,095,514.60 and 147,504,265.20

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Solution

The fourth proportional to 220,063,676.40, 330,095,514.60 and 147,504,265.20 is: 221,256,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,063,676.40 : 330,095,514.60 = 147,504,265.20 : x
  2. Step 2: Convert to fraction form
    220,063,676.40/330,095,514.60 = 147,504,265.20/x
  3. Step 3: Cross multiply
    220,063,676.40x = 330,095,514.60 × 147,504,265.20
  4. Step 4: Simplify right side
    220,063,676.40x = 48,690,496,326,888,872
  5. Step 5: Solve for x
    x = 48,690,496,326,888,872/220,063,676.40
  6. Step 6: Final answer
    x = 221,256,397.80

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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.