Home / 557,740,285.20-836,641,920.60-169,575,778.80

Finding the Fourth Proportional to 557,740,285.20, 836,641,920.60 and 169,575,778.80

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Solution

The fourth proportional to 557,740,285.20, 836,641,920.60 and 169,575,778.80 is: 254,373,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,740,285.20 : 836,641,920.60 = 169,575,778.80 : x
  2. Step 2: Convert to fraction form
    557,740,285.20/836,641,920.60 = 169,575,778.80/x
  3. Step 3: Cross multiply
    557,740,285.20x = 836,641,920.60 × 169,575,778.80
  4. Step 4: Simplify right side
    557,740,285.20x = 141,874,205,262,472,784
  5. Step 5: Solve for x
    x = 141,874,205,262,472,784/557,740,285.20
  6. Step 6: Final answer
    x = 254,373,243.29

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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.