Home / 177,131,147.60-265,696,721.40-99,647,049.80

Finding the Fourth Proportional to 177,131,147.60, 265,696,721.40 and 99,647,049.80

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Solution

The fourth proportional to 177,131,147.60, 265,696,721.40 and 99,647,049.80 is: 149,470,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,147.60 : 265,696,721.40 = 99,647,049.80 : x
  2. Step 2: Convert to fraction form
    177,131,147.60/265,696,721.40 = 99,647,049.80/x
  3. Step 3: Cross multiply
    177,131,147.60x = 265,696,721.40 × 99,647,049.80
  4. Step 4: Simplify right side
    177,131,147.60x = 26,475,894,429,042,524
  5. Step 5: Solve for x
    x = 26,475,894,429,042,524/177,131,147.60
  6. Step 6: Final answer
    x = 149,470,574.70

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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.