Home / 187,827,324.30-281,740,986.45-130,431,696.30

Finding the Fourth Proportional to 187,827,324.30, 281,740,986.45 and 130,431,696.30

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Solution

The fourth proportional to 187,827,324.30, 281,740,986.45 and 130,431,696.30 is: 195,647,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,827,324.30 : 281,740,986.45 = 130,431,696.30 : x
  2. Step 2: Convert to fraction form
    187,827,324.30/281,740,986.45 = 130,431,696.30/x
  3. Step 3: Cross multiply
    187,827,324.30x = 281,740,986.45 × 130,431,696.30
  4. Step 4: Simplify right side
    187,827,324.30x = 36,747,954,779,908,816
  5. Step 5: Solve for x
    x = 36,747,954,779,908,816/187,827,324.30
  6. Step 6: Final answer
    x = 195,647,544.45

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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.