Home / 192,615,861.60-288,923,792.40-177,877,231.20

Finding the Fourth Proportional to 192,615,861.60, 288,923,792.40 and 177,877,231.20

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Solution

The fourth proportional to 192,615,861.60, 288,923,792.40 and 177,877,231.20 is: 266,815,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,615,861.60 : 288,923,792.40 = 177,877,231.20 : x
  2. Step 2: Convert to fraction form
    192,615,861.60/288,923,792.40 = 177,877,231.20/x
  3. Step 3: Cross multiply
    192,615,861.60x = 288,923,792.40 × 177,877,231.20
  4. Step 4: Simplify right side
    192,615,861.60x = 51,392,964,219,915,592
  5. Step 5: Solve for x
    x = 51,392,964,219,915,592/192,615,861.60
  6. Step 6: Final answer
    x = 266,815,846.80

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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.