Home / 177,131,424.60-265,697,136.90-99,647,326.80

Finding the Fourth Proportional to 177,131,424.60, 265,697,136.90 and 99,647,326.80

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Solution

The fourth proportional to 177,131,424.60, 265,697,136.90 and 99,647,326.80 is: 149,470,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,131,424.60 : 265,697,136.90 = 99,647,326.80 : x
  2. Step 2: Convert to fraction form
    177,131,424.60/265,697,136.90 = 99,647,326.80/x
  3. Step 3: Cross multiply
    177,131,424.60x = 265,697,136.90 × 99,647,326.80
  4. Step 4: Simplify right side
    177,131,424.60x = 26,476,009,430,498,640
  5. Step 5: Solve for x
    x = 26,476,009,430,498,640/177,131,424.60
  6. Step 6: Final answer
    x = 149,470,990.20

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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.