Home / 219,411,149.94-302,818,234.20-135,806,098.41

Finding the Fourth Proportional to 219,411,149.94, 302,818,234.20 and 135,806,098.41

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Solution

The fourth proportional to 219,411,149.94, 302,818,234.20 and 135,806,098.41 is: 187,431,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,411,149.94 : 302,818,234.20 = 135,806,098.41 : x
  2. Step 2: Convert to fraction form
    219,411,149.94/302,818,234.20 = 135,806,098.41/x
  3. Step 3: Cross multiply
    219,411,149.94x = 302,818,234.20 × 135,806,098.41
  4. Step 4: Simplify right side
    219,411,149.94x = 41,124,562,914,107,624
  5. Step 5: Solve for x
    x = 41,124,562,914,107,624/219,411,149.94
  6. Step 6: Final answer
    x = 187,431,508.95

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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.