Home / 21,260,853,849.90-31,883,895,516.42-11,831,886,697.62

Finding the Fourth Proportional to 21,260,853,849.90, 31,883,895,516.42 and 11,831,886,697.62

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Solution

The fourth proportional to 21,260,853,849.90, 31,883,895,516.42 and 11,831,886,697.62 is: 17,743,720,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,260,853,849.90 : 31,883,895,516.42 = 11,831,886,697.62 : x
  2. Step 2: Convert to fraction form
    21,260,853,849.90/31,883,895,516.42 = 11,831,886,697.62/x
  3. Step 3: Cross multiply
    21,260,853,849.90x = 31,883,895,516.42 × 11,831,886,697.62
  4. Step 4: Simplify right side
    21,260,853,849.90x = 377,246,639,229,035,741,184
  5. Step 5: Solve for x
    x = 377,246,639,229,035,741,184/21,260,853,849.90
  6. Step 6: Final answer
    x = 17,743,720,073.16

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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.