Home / 202,447,063.28-303,655,442.07-73,054,668.81

Finding the Fourth Proportional to 202,447,063.28, 303,655,442.07 and 73,054,668.81

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Solution

The fourth proportional to 202,447,063.28, 303,655,442.07 and 73,054,668.81 is: 109,576,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,447,063.28 : 303,655,442.07 = 73,054,668.81 : x
  2. Step 2: Convert to fraction form
    202,447,063.28/303,655,442.07 = 73,054,668.81/x
  3. Step 3: Cross multiply
    202,447,063.28x = 303,655,442.07 × 73,054,668.81
  4. Step 4: Simplify right side
    202,447,063.28x = 22,183,447,752,777,992
  5. Step 5: Solve for x
    x = 22,183,447,752,777,992/202,447,063.28
  6. Step 6: Final answer
    x = 109,576,535.19

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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.