Home / 187,086,506.35-258,181,049.35-103,460,295.60

Finding the Fourth Proportional to 187,086,506.35, 258,181,049.35 and 103,460,295.60

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Solution

The fourth proportional to 187,086,506.35, 258,181,049.35 and 103,460,295.60 is: 142,776,131.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086,506.35 : 258,181,049.35 = 103,460,295.60 : x
  2. Step 2: Convert to fraction form
    187,086,506.35/258,181,049.35 = 103,460,295.60/x
  3. Step 3: Cross multiply
    187,086,506.35x = 258,181,049.35 × 103,460,295.60
  4. Step 4: Simplify right side
    187,086,506.35x = 26,711,487,682,260,980
  5. Step 5: Solve for x
    x = 26,711,487,682,260,980/187,086,506.35
  6. Step 6: Final answer
    x = 142,776,131.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.