Home / 187,086,521.24-258,181,069.88-103,460,310.48

Finding the Fourth Proportional to 187,086,521.24, 258,181,069.88 and 103,460,310.48

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Solution

The fourth proportional to 187,086,521.24, 258,181,069.88 and 103,460,310.48 is: 142,776,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086,521.24 : 258,181,069.88 = 103,460,310.48 : x
  2. Step 2: Convert to fraction form
    187,086,521.24/258,181,069.88 = 103,460,310.48/x
  3. Step 3: Cross multiply
    187,086,521.24x = 258,181,069.88 × 103,460,310.48
  4. Step 4: Simplify right side
    187,086,521.24x = 26,711,493,649,843,376
  5. Step 5: Solve for x
    x = 26,711,493,649,843,376/187,086,521.24
  6. Step 6: Final answer
    x = 142,776,152.30

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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.