Home / 187,683,537.80-281,525,306.70-126,302,102.30

Finding the Fourth Proportional to 187,683,537.80, 281,525,306.70 and 126,302,102.30

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Solution

The fourth proportional to 187,683,537.80, 281,525,306.70 and 126,302,102.30 is: 189,453,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,683,537.80 : 281,525,306.70 = 126,302,102.30 : x
  2. Step 2: Convert to fraction form
    187,683,537.80/281,525,306.70 = 126,302,102.30/x
  3. Step 3: Cross multiply
    187,683,537.80x = 281,525,306.70 × 126,302,102.30
  4. Step 4: Simplify right side
    187,683,537.80x = 35,557,238,086,862,272
  5. Step 5: Solve for x
    x = 35,557,238,086,862,272/187,683,537.80
  6. Step 6: Final answer
    x = 189,453,153.45

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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.