Home / 14,165,743,343.40-21,253,212,409.92-4,217,273,105.64

Finding the Fourth Proportional to 14,165,743,343.40, 21,253,212,409.92 and 4,217,273,105.64

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Solution

The fourth proportional to 14,165,743,343.40, 21,253,212,409.92 and 4,217,273,105.64 is: 6,327,278,345.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,743,343.40 : 21,253,212,409.92 = 4,217,273,105.64 : x
  2. Step 2: Convert to fraction form
    14,165,743,343.40/21,253,212,409.92 = 4,217,273,105.64/x
  3. Step 3: Cross multiply
    14,165,743,343.40x = 21,253,212,409.92 × 4,217,273,105.64
  4. Step 4: Simplify right side
    14,165,743,343.40x = 89,630,601,104,809,902,080
  5. Step 5: Solve for x
    x = 89,630,601,104,809,902,080/14,165,743,343.40
  6. Step 6: Final answer
    x = 6,327,278,345.51

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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.