Home / 13,647,743,999.65-20,471,615,999.48-6,301,103,615.65

Finding the Fourth Proportional to 13,647,743,999.65, 20,471,615,999.48 and 6,301,103,615.65

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Solution

The fourth proportional to 13,647,743,999.65, 20,471,615,999.48 and 6,301,103,615.65 is: 9,451,655,423.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,647,743,999.65 : 20,471,615,999.48 = 6,301,103,615.65 : x
  2. Step 2: Convert to fraction form
    13,647,743,999.65/20,471,615,999.48 = 6,301,103,615.65/x
  3. Step 3: Cross multiply
    13,647,743,999.65x = 20,471,615,999.48 × 6,301,103,615.65
  4. Step 4: Simplify right side
    13,647,743,999.65x = 128,993,773,592,521,801,728
  5. Step 5: Solve for x
    x = 128,993,773,592,521,801,728/13,647,743,999.65
  6. Step 6: Final answer
    x = 9,451,655,423.48

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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.