Home / 151,892,147.19-209,612,169.45-82,277,527.44

Finding the Fourth Proportional to 151,892,147.19, 209,612,169.45 and 82,277,527.44

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Solution

The fourth proportional to 151,892,147.19, 209,612,169.45 and 82,277,527.44 is: 113,543,532.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,892,147.19 : 209,612,169.45 = 82,277,527.44 : x
  2. Step 2: Convert to fraction form
    151,892,147.19/209,612,169.45 = 82,277,527.44/x
  3. Step 3: Cross multiply
    151,892,147.19x = 209,612,169.45 × 82,277,527.44
  4. Step 4: Simplify right side
    151,892,147.19x = 17,246,371,023,680,304
  5. Step 5: Solve for x
    x = 17,246,371,023,680,304/151,892,147.19
  6. Step 6: Final answer
    x = 113,543,532.98

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1.5x scale

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.