Home / 12,432,855,621.04-18,658,954,310.63-8,677,752,287.22

Finding the Fourth Proportional to 12,432,855,621.04, 18,658,954,310.63 and 8,677,752,287.22

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Solution

The fourth proportional to 12,432,855,621.04, 18,658,954,310.63 and 8,677,752,287.22 is: 13,023,378,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,432,855,621.04 : 18,658,954,310.63 = 8,677,752,287.22 : x
  2. Step 2: Convert to fraction form
    12,432,855,621.04/18,658,954,310.63 = 8,677,752,287.22/x
  3. Step 3: Cross multiply
    12,432,855,621.04x = 18,658,954,310.63 × 8,677,752,287.22
  4. Step 4: Simplify right side
    12,432,855,621.04x = 161,917,783,446,159,556,608
  5. Step 5: Solve for x
    x = 161,917,783,446,159,556,608/12,432,855,621.04
  6. Step 6: Final answer
    x = 13,023,378,408.11

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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.