Home / 127,476,167.80-191,214,251.70-96,865,166.20

Finding the Fourth Proportional to 127,476,167.80, 191,214,251.70 and 96,865,166.20

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Solution

The fourth proportional to 127,476,167.80, 191,214,251.70 and 96,865,166.20 is: 145,297,749.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,476,167.80 : 191,214,251.70 = 96,865,166.20 : x
  2. Step 2: Convert to fraction form
    127,476,167.80/191,214,251.70 = 96,865,166.20/x
  3. Step 3: Cross multiply
    127,476,167.80x = 191,214,251.70 × 96,865,166.20
  4. Step 4: Simplify right side
    127,476,167.80x = 18,522,000,270,729,132
  5. Step 5: Solve for x
    x = 18,522,000,270,729,132/127,476,167.80
  6. Step 6: Final answer
    x = 145,297,749.30

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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.