Home / 146,930,447.40-220,143,728.70-95,786,140.20

Finding the Fourth Proportional to 146,930,447.40, 220,143,728.70 and 95,786,140.20

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Solution

The fourth proportional to 146,930,447.40, 220,143,728.70 and 95,786,140.20 is: 143,514,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,930,447.40 : 220,143,728.70 = 95,786,140.20 : x
  2. Step 2: Convert to fraction form
    146,930,447.40/220,143,728.70 = 95,786,140.20/x
  3. Step 3: Cross multiply
    146,930,447.40x = 220,143,728.70 × 95,786,140.20
  4. Step 4: Simplify right side
    146,930,447.40x = 21,086,718,061,408,964
  5. Step 5: Solve for x
    x = 21,086,718,061,408,964/146,930,447.40
  6. Step 6: Final answer
    x = 143,514,965.31

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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.