Home / 118,105,027.20-177,157,540.80-98,957,404.80

Finding the Fourth Proportional to 118,105,027.20, 177,157,540.80 and 98,957,404.80

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Solution

The fourth proportional to 118,105,027.20, 177,157,540.80 and 98,957,404.80 is: 148,436,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,105,027.20 : 177,157,540.80 = 98,957,404.80 : x
  2. Step 2: Convert to fraction form
    118,105,027.20/177,157,540.80 = 98,957,404.80/x
  3. Step 3: Cross multiply
    118,105,027.20x = 177,157,540.80 × 98,957,404.80
  4. Step 4: Simplify right side
    118,105,027.20x = 17,531,050,478,318,116
  5. Step 5: Solve for x
    x = 17,531,050,478,318,116/118,105,027.20
  6. Step 6: Final answer
    x = 148,436,107.20

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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.