Home / 409,573,489.07-614,797,420.62-176,519,215.73

Finding the Fourth Proportional to 409,573,489.07, 614,797,420.62 and 176,519,215.73

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Solution

The fourth proportional to 409,573,489.07, 614,797,420.62 and 176,519,215.73 is: 264,967,243.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,573,489.07 : 614,797,420.62 = 176,519,215.73 : x
  2. Step 2: Convert to fraction form
    409,573,489.07/614,797,420.62 = 176,519,215.73/x
  3. Step 3: Cross multiply
    409,573,489.07x = 614,797,420.62 × 176,519,215.73
  4. Step 4: Simplify right side
    409,573,489.07x = 108,523,558,520,669,328
  5. Step 5: Solve for x
    x = 108,523,558,520,669,328/409,573,489.07
  6. Step 6: Final answer
    x = 264,967,243.77

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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.