Home / 683,112,351.56-942,683,613.91-369,844,022.12

Finding the Fourth Proportional to 683,112,351.56, 942,683,613.91 and 369,844,022.12

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Solution

The fourth proportional to 683,112,351.56, 942,683,613.91 and 369,844,022.12 is: 510,378,561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,112,351.56 : 942,683,613.91 = 369,844,022.12 : x
  2. Step 2: Convert to fraction form
    683,112,351.56/942,683,613.91 = 369,844,022.12/x
  3. Step 3: Cross multiply
    683,112,351.56x = 942,683,613.91 × 369,844,022.12
  4. Step 4: Simplify right side
    683,112,351.56x = 348,645,899,349,453,568
  5. Step 5: Solve for x
    x = 348,645,899,349,453,568/683,112,351.56
  6. Step 6: Final answer
    x = 510,378,561.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.