Home / 177,413,302.80-266,119,954.20-81,861,814.80

Finding the Fourth Proportional to 177,413,302.80, 266,119,954.20 and 81,861,814.80

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Solution

The fourth proportional to 177,413,302.80, 266,119,954.20 and 81,861,814.80 is: 122,792,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,413,302.80 : 266,119,954.20 = 81,861,814.80 : x
  2. Step 2: Convert to fraction form
    177,413,302.80/266,119,954.20 = 81,861,814.80/x
  3. Step 3: Cross multiply
    177,413,302.80x = 266,119,954.20 × 81,861,814.80
  4. Step 4: Simplify right side
    177,413,302.80x = 21,785,062,405,304,880
  5. Step 5: Solve for x
    x = 21,785,062,405,304,880/177,413,302.80
  6. Step 6: Final answer
    x = 122,792,722.20

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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.