Home / 217,356,335.49-300,089,429.33-134,937,578.37

Finding the Fourth Proportional to 217,356,335.49, 300,089,429.33 and 134,937,578.37

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Solution

The fourth proportional to 217,356,335.49, 300,089,429.33 and 134,937,578.37 is: 186,299,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,356,335.49 : 300,089,429.33 = 134,937,578.37 : x
  2. Step 2: Convert to fraction form
    217,356,335.49/300,089,429.33 = 134,937,578.37/x
  3. Step 3: Cross multiply
    217,356,335.49x = 300,089,429.33 × 134,937,578.37
  4. Step 4: Simplify right side
    217,356,335.49x = 40,493,340,887,550,760
  5. Step 5: Solve for x
    x = 40,493,340,887,550,760/217,356,335.49
  6. Step 6: Final answer
    x = 186,299,335.59

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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.