Home / 217,356,334.74-300,089,428.29-134,937,577.62

Finding the Fourth Proportional to 217,356,334.74, 300,089,428.29 and 134,937,577.62

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Solution

The fourth proportional to 217,356,334.74, 300,089,428.29 and 134,937,577.62 is: 186,299,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,356,334.74 : 300,089,428.29 = 134,937,577.62 : x
  2. Step 2: Convert to fraction form
    217,356,334.74/300,089,428.29 = 134,937,577.62/x
  3. Step 3: Cross multiply
    217,356,334.74x = 300,089,428.29 × 134,937,577.62
  4. Step 4: Simplify right side
    217,356,334.74x = 40,493,340,522,823,304
  5. Step 5: Solve for x
    x = 40,493,340,522,823,304/217,356,334.74
  6. Step 6: Final answer
    x = 186,299,334.55

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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.