Home / 151,696,120.92-209,304,241.19-92,156,226.90

Finding the Fourth Proportional to 151,696,120.92, 209,304,241.19 and 92,156,226.90

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Solution

The fourth proportional to 151,696,120.92, 209,304,241.19 and 92,156,226.90 is: 127,153,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,696,120.92 : 209,304,241.19 = 92,156,226.90 : x
  2. Step 2: Convert to fraction form
    151,696,120.92/209,304,241.19 = 92,156,226.90/x
  3. Step 3: Cross multiply
    151,696,120.92x = 209,304,241.19 × 92,156,226.90
  4. Step 4: Simplify right side
    151,696,120.92x = 19,288,689,142,237,968
  5. Step 5: Solve for x
    x = 19,288,689,142,237,968/151,696,120.92
  6. Step 6: Final answer
    x = 127,153,476.47

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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.