Home / 297,654,542.40-446,003,516.70-220,170,444.60

Finding the Fourth Proportional to 297,654,542.40, 446,003,516.70 and 220,170,444.60

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Solution

The fourth proportional to 297,654,542.40, 446,003,516.70 and 220,170,444.60 is: 329,901,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,654,542.40 : 446,003,516.70 = 220,170,444.60 : x
  2. Step 2: Convert to fraction form
    297,654,542.40/446,003,516.70 = 220,170,444.60/x
  3. Step 3: Cross multiply
    297,654,542.40x = 446,003,516.70 × 220,170,444.60
  4. Step 4: Simplify right side
    297,654,542.40x = 98,196,792,565,002,512
  5. Step 5: Solve for x
    x = 98,196,792,565,002,512/297,654,542.40
  6. Step 6: Final answer
    x = 329,901,878.11

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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.