Home / 192,020,165.40-264,988,635.81-103,914,167.22

Finding the Fourth Proportional to 192,020,165.40, 264,988,635.81 and 103,914,167.22

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Solution

The fourth proportional to 192,020,165.40, 264,988,635.81 and 103,914,167.22 is: 143,401,987.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,020,165.40 : 264,988,635.81 = 103,914,167.22 : x
  2. Step 2: Convert to fraction form
    192,020,165.40/264,988,635.81 = 103,914,167.22/x
  3. Step 3: Cross multiply
    192,020,165.40x = 264,988,635.81 × 103,914,167.22
  4. Step 4: Simplify right side
    192,020,165.40x = 27,536,073,412,960,020
  5. Step 5: Solve for x
    x = 27,536,073,412,960,020/192,020,165.40
  6. Step 6: Final answer
    x = 143,401,987.78

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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.