Home / 100,211,738.92-150,121,916.51-47,614,559.96

Finding the Fourth Proportional to 100,211,738.92, 150,121,916.51 and 47,614,559.96

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Solution

The fourth proportional to 100,211,738.92, 150,121,916.51 and 47,614,559.96 is: 71,328,859.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,211,738.92 : 150,121,916.51 = 47,614,559.96 : x
  2. Step 2: Convert to fraction form
    100,211,738.92/150,121,916.51 = 47,614,559.96/x
  3. Step 3: Cross multiply
    100,211,738.92x = 150,121,916.51 × 47,614,559.96
  4. Step 4: Simplify right side
    100,211,738.92x = 7,147,988,995,112,740
  5. Step 5: Solve for x
    x = 7,147,988,995,112,740/100,211,738.92
  6. Step 6: Final answer
    x = 71,328,859.00

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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.