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Finding the Fourth Proportional to 469,040,687.96, 703,669,119.96 and 162,332,804.48

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Solution

The fourth proportional to 469,040,687.96, 703,669,119.96 and 162,332,804.48 is: 243,536,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,040,687.96 : 703,669,119.96 = 162,332,804.48 : x
  2. Step 2: Convert to fraction form
    469,040,687.96/703,669,119.96 = 162,332,804.48/x
  3. Step 3: Cross multiply
    469,040,687.96x = 703,669,119.96 × 162,332,804.48
  4. Step 4: Simplify right side
    469,040,687.96x = 114,228,581,669,080,352
  5. Step 5: Solve for x
    x = 114,228,581,669,080,352/469,040,687.96
  6. Step 6: Final answer
    x = 243,536,615.48

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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.