Home / 303,430,144.56-418,733,599.32-164,200,907.76

Finding the Fourth Proportional to 303,430,144.56, 418,733,599.32 and 164,200,907.76

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Solution

The fourth proportional to 303,430,144.56, 418,733,599.32 and 164,200,907.76 is: 226,597,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,430,144.56 : 418,733,599.32 = 164,200,907.76 : x
  2. Step 2: Convert to fraction form
    303,430,144.56/418,733,599.32 = 164,200,907.76/x
  3. Step 3: Cross multiply
    303,430,144.56x = 418,733,599.32 × 164,200,907.76
  4. Step 4: Simplify right side
    303,430,144.56x = 68,756,437,117,956,112
  5. Step 5: Solve for x
    x = 68,756,437,117,956,112/303,430,144.56
  6. Step 6: Final answer
    x = 226,597,252.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.