Home / 192,020,167.90-264,988,639.26-103,914,169.72

Finding the Fourth Proportional to 192,020,167.90, 264,988,639.26 and 103,914,169.72

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Solution

The fourth proportional to 192,020,167.90, 264,988,639.26 and 103,914,169.72 is: 143,401,991.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,020,167.90 : 264,988,639.26 = 103,914,169.72 : x
  2. Step 2: Convert to fraction form
    192,020,167.90/264,988,639.26 = 103,914,169.72/x
  3. Step 3: Cross multiply
    192,020,167.90x = 264,988,639.26 × 103,914,169.72
  4. Step 4: Simplify right side
    192,020,167.90x = 27,536,074,433,935,492
  5. Step 5: Solve for x
    x = 27,536,074,433,935,492/192,020,167.90
  6. Step 6: Final answer
    x = 143,401,991.23

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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.