Home / 12,431,313,147.06-18,660,238,028.16-5,352,299,363.70

Finding the Fourth Proportional to 12,431,313,147.06, 18,660,238,028.16 and 5,352,299,363.70

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Solution

The fourth proportional to 12,431,313,147.06, 18,660,238,028.16 and 5,352,299,363.70 is: 8,034,161,712.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,431,313,147.06 : 18,660,238,028.16 = 5,352,299,363.70 : x
  2. Step 2: Convert to fraction form
    12,431,313,147.06/18,660,238,028.16 = 5,352,299,363.70/x
  3. Step 3: Cross multiply
    12,431,313,147.06x = 18,660,238,028.16 × 5,352,299,363.70
  4. Step 4: Simplify right side
    12,431,313,147.06x = 99,875,180,124,611,313,664
  5. Step 5: Solve for x
    x = 99,875,180,124,611,313,664/12,431,313,147.06
  6. Step 6: Final answer
    x = 8,034,161,712.69

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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.