Home / 168,035,604.91-231,891,990.64-92,690,577.63

Finding the Fourth Proportional to 168,035,604.91, 231,891,990.64 and 92,690,577.63

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Solution

The fourth proportional to 168,035,604.91, 231,891,990.64 and 92,690,577.63 is: 127,914,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,035,604.91 : 231,891,990.64 = 92,690,577.63 : x
  2. Step 2: Convert to fraction form
    168,035,604.91/231,891,990.64 = 92,690,577.63/x
  3. Step 3: Cross multiply
    168,035,604.91x = 231,891,990.64 × 92,690,577.63
  4. Step 4: Simplify right side
    168,035,604.91x = 21,494,202,559,960,424
  5. Step 5: Solve for x
    x = 21,494,202,559,960,424/168,035,604.91
  6. Step 6: Final answer
    x = 127,914,572.46

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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.