Home / 195,955,223.28-293,998,910.76-86,765,485.68

Finding the Fourth Proportional to 195,955,223.28, 293,998,910.76 and 86,765,485.68

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Solution

The fourth proportional to 195,955,223.28, 293,998,910.76 and 86,765,485.68 is: 130,177,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,955,223.28 : 293,998,910.76 = 86,765,485.68 : x
  2. Step 2: Convert to fraction form
    195,955,223.28/293,998,910.76 = 86,765,485.68/x
  3. Step 3: Cross multiply
    195,955,223.28x = 293,998,910.76 × 86,765,485.68
  4. Step 4: Simplify right side
    195,955,223.28x = 25,508,958,281,482,380
  5. Step 5: Solve for x
    x = 25,508,958,281,482,380/195,955,223.28
  6. Step 6: Final answer
    x = 130,177,485.73

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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.