Home / 115,831,831,651.39-173,743,018,424.99-40,302,269,631.56

Finding the Fourth Proportional to 115,831,831,651.39, 173,743,018,424.99 and 40,302,269,631.56

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Solution

The fourth proportional to 115,831,831,651.39, 173,743,018,424.99 and 40,302,269,631.56 is: 60,451,759,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,831,831,651.39 : 173,743,018,424.99 = 40,302,269,631.56 : x
  2. Step 2: Convert to fraction form
    115,831,831,651.39/173,743,018,424.99 = 40,302,269,631.56/x
  3. Step 3: Cross multiply
    115,831,831,651.39x = 173,743,018,424.99 × 40,302,269,631.56
  4. Step 4: Simplify right side
    115,831,831,651.39x = 7,002,237,975,164,175,253,504
  5. Step 5: Solve for x
    x = 7,002,237,975,164,175,253,504/115,831,831,651.39
  6. Step 6: Final answer
    x = 60,451,759,031.47

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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.