Home / 187,605,168.59-258,895,157.22-103,978,698.27

Finding the Fourth Proportional to 187,605,168.59, 258,895,157.22 and 103,978,698.27

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Solution

The fourth proportional to 187,605,168.59, 258,895,157.22 and 103,978,698.27 is: 143,490,617.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,605,168.59 : 258,895,157.22 = 103,978,698.27 : x
  2. Step 2: Convert to fraction form
    187,605,168.59/258,895,157.22 = 103,978,698.27/x
  3. Step 3: Cross multiply
    187,605,168.59x = 258,895,157.22 × 103,978,698.27
  4. Step 4: Simplify right side
    187,605,168.59x = 26,919,581,436,142,592
  5. Step 5: Solve for x
    x = 26,919,581,436,142,592/187,605,168.59
  6. Step 6: Final answer
    x = 143,490,617.23

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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.