Home / 17,266,753,531.20-25,859,331,257.76-8,429,644,303.68

Finding the Fourth Proportional to 17,266,753,531.20, 25,859,331,257.76 and 8,429,644,303.68

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Solution

The fourth proportional to 17,266,753,531.20, 25,859,331,257.76 and 8,429,644,303.68 is: 12,624,548,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,266,753,531.20 : 25,859,331,257.76 = 8,429,644,303.68 : x
  2. Step 2: Convert to fraction form
    17,266,753,531.20/25,859,331,257.76 = 8,429,644,303.68/x
  3. Step 3: Cross multiply
    17,266,753,531.20x = 25,859,331,257.76 × 8,429,644,303.68
  4. Step 4: Simplify right side
    17,266,753,531.20x = 217,984,964,433,950,736,384
  5. Step 5: Solve for x
    x = 217,984,964,433,950,736,384/17,266,753,531.20
  6. Step 6: Final answer
    x = 12,624,548,328.67

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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.