Home / 131,489,150.15-197,233,725.23-127,710,014.15

Finding the Fourth Proportional to 131,489,150.15, 197,233,725.23 and 127,710,014.15

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Solution

The fourth proportional to 131,489,150.15, 197,233,725.23 and 127,710,014.15 is: 191,565,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,489,150.15 : 197,233,725.23 = 127,710,014.15 : x
  2. Step 2: Convert to fraction form
    131,489,150.15/197,233,725.23 = 127,710,014.15/x
  3. Step 3: Cross multiply
    131,489,150.15x = 197,233,725.23 × 127,710,014.15
  4. Step 4: Simplify right side
    131,489,150.15x = 25,188,721,839,980,512
  5. Step 5: Solve for x
    x = 25,188,721,839,980,512/131,489,150.15
  6. Step 6: Final answer
    x = 191,565,021.23

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.