Home / 187,605,176.01-258,895,167.42-103,978,705.68

Finding the Fourth Proportional to 187,605,176.01, 258,895,167.42 and 103,978,705.68

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Solution

The fourth proportional to 187,605,176.01, 258,895,167.42 and 103,978,705.68 is: 143,490,627.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,605,176.01 : 258,895,167.42 = 103,978,705.68 : x
  2. Step 2: Convert to fraction form
    187,605,176.01/258,895,167.42 = 103,978,705.68/x
  3. Step 3: Cross multiply
    187,605,176.01x = 258,895,167.42 × 103,978,705.68
  4. Step 4: Simplify right side
    187,605,176.01x = 26,919,584,415,138,504
  5. Step 5: Solve for x
    x = 26,919,584,415,138,504/187,605,176.01
  6. Step 6: Final answer
    x = 143,490,627.43

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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.