Home / 401,191,723.20-601,787,584.80-229,004,839.20

Finding the Fourth Proportional to 401,191,723.20, 601,787,584.80 and 229,004,839.20

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Solution

The fourth proportional to 401,191,723.20, 601,787,584.80 and 229,004,839.20 is: 343,507,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,191,723.20 : 601,787,584.80 = 229,004,839.20 : x
  2. Step 2: Convert to fraction form
    401,191,723.20/601,787,584.80 = 229,004,839.20/x
  3. Step 3: Cross multiply
    401,191,723.20x = 601,787,584.80 × 229,004,839.20
  4. Step 4: Simplify right side
    401,191,723.20x = 137,812,269,089,680,352
  5. Step 5: Solve for x
    x = 137,812,269,089,680,352/401,191,723.20
  6. Step 6: Final answer
    x = 343,507,258.80

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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.