Home / 409,727,615.96-565,438,827.66-233,542,196.12

Finding the Fourth Proportional to 409,727,615.96, 565,438,827.66 and 233,542,196.12

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Solution

The fourth proportional to 409,727,615.96, 565,438,827.66 and 233,542,196.12 is: 322,296,619.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,727,615.96 : 565,438,827.66 = 233,542,196.12 : x
  2. Step 2: Convert to fraction form
    409,727,615.96/565,438,827.66 = 233,542,196.12/x
  3. Step 3: Cross multiply
    409,727,615.96x = 565,438,827.66 × 233,542,196.12
  4. Step 4: Simplify right side
    409,727,615.96x = 132,053,825,583,234,592
  5. Step 5: Solve for x
    x = 132,053,825,583,234,592/409,727,615.96
  6. Step 6: Final answer
    x = 322,296,619.61

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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.