Home / 303,529,295.32-455,263,302.06-205,788,576.49

Finding the Fourth Proportional to 303,529,295.32, 455,263,302.06 and 205,788,576.49

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Solution

The fourth proportional to 303,529,295.32, 455,263,302.06 and 205,788,576.49 is: 308,662,090.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,529,295.32 : 455,263,302.06 = 205,788,576.49 : x
  2. Step 2: Convert to fraction form
    303,529,295.32/455,263,302.06 = 205,788,576.49/x
  3. Step 3: Cross multiply
    303,529,295.32x = 455,263,302.06 × 205,788,576.49
  4. Step 4: Simplify right side
    303,529,295.32x = 93,687,986,859,064,288
  5. Step 5: Solve for x
    x = 93,687,986,859,064,288/303,529,295.32
  6. Step 6: Final answer
    x = 308,662,090.62

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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.