Home / 107,256,949.57-160,886,919.21-30,579,977.89

Finding the Fourth Proportional to 107,256,949.57, 160,886,919.21 and 30,579,977.89

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Solution

The fourth proportional to 107,256,949.57, 160,886,919.21 and 30,579,977.89 is: 45,870,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,256,949.57 : 160,886,919.21 = 30,579,977.89 : x
  2. Step 2: Convert to fraction form
    107,256,949.57/160,886,919.21 = 30,579,977.89/x
  3. Step 3: Cross multiply
    107,256,949.57x = 160,886,919.21 × 30,579,977.89
  4. Step 4: Simplify right side
    107,256,949.57x = 4,919,918,431,274,682
  5. Step 5: Solve for x
    x = 4,919,918,431,274,682/107,256,949.57
  6. Step 6: Final answer
    x = 45,870,393.03

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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.