Home / 217,291,376.20-325,937,064.30-166,273,040.20

Finding the Fourth Proportional to 217,291,376.20, 325,937,064.30 and 166,273,040.20

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Solution

The fourth proportional to 217,291,376.20, 325,937,064.30 and 166,273,040.20 is: 249,409,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,291,376.20 : 325,937,064.30 = 166,273,040.20 : x
  2. Step 2: Convert to fraction form
    217,291,376.20/325,937,064.30 = 166,273,040.20/x
  3. Step 3: Cross multiply
    217,291,376.20x = 325,937,064.30 × 166,273,040.20
  4. Step 4: Simplify right side
    217,291,376.20x = 54,194,546,595,023,880
  5. Step 5: Solve for x
    x = 54,194,546,595,023,880/217,291,376.20
  6. Step 6: Final answer
    x = 249,409,560.30

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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.