Home / 217,735,381.20-325,847,244.60-199,595,528.40

Finding the Fourth Proportional to 217,735,381.20, 325,847,244.60 and 199,595,528.40

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Solution

The fourth proportional to 217,735,381.20, 325,847,244.60 and 199,595,528.40 is: 298,700,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,735,381.20 : 325,847,244.60 = 199,595,528.40 : x
  2. Step 2: Convert to fraction form
    217,735,381.20/325,847,244.60 = 199,595,528.40/x
  3. Step 3: Cross multiply
    217,735,381.20x = 325,847,244.60 × 199,595,528.40
  4. Step 4: Simplify right side
    217,735,381.20x = 65,037,652,963,621,056
  5. Step 5: Solve for x
    x = 65,037,652,963,621,056/217,735,381.20
  6. Step 6: Final answer
    x = 298,700,434.47

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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.