Home / 192,821,061.21-266,174,496.75-130,182,016.88

Finding the Fourth Proportional to 192,821,061.21, 266,174,496.75 and 130,182,016.88

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Solution

The fourth proportional to 192,821,061.21, 266,174,496.75 and 130,182,016.88 is: 179,706,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,821,061.21 : 266,174,496.75 = 130,182,016.88 : x
  2. Step 2: Convert to fraction form
    192,821,061.21/266,174,496.75 = 130,182,016.88/x
  3. Step 3: Cross multiply
    192,821,061.21x = 266,174,496.75 × 130,182,016.88
  4. Step 4: Simplify right side
    192,821,061.21x = 34,651,132,827,603,132
  5. Step 5: Solve for x
    x = 34,651,132,827,603,132/192,821,061.21
  6. Step 6: Final answer
    x = 179,706,161.82

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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.