Home / 187,086,519.24-258,181,067.12-103,460,308.48

Finding the Fourth Proportional to 187,086,519.24, 258,181,067.12 and 103,460,308.48

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Solution

The fourth proportional to 187,086,519.24, 258,181,067.12 and 103,460,308.48 is: 142,776,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086,519.24 : 258,181,067.12 = 103,460,308.48 : x
  2. Step 2: Convert to fraction form
    187,086,519.24/258,181,067.12 = 103,460,308.48/x
  3. Step 3: Cross multiply
    187,086,519.24x = 258,181,067.12 × 103,460,308.48
  4. Step 4: Simplify right side
    187,086,519.24x = 26,711,492,847,930,788
  5. Step 5: Solve for x
    x = 26,711,492,847,930,788/187,086,519.24
  6. Step 6: Final answer
    x = 142,776,149.54

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1.5x scale

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.