Home / 217,836,559.40-305,736,458.20-217,836,559.40

Finding the Fourth Proportional to 217,836,559.40, 305,736,458.20 and 217,836,559.40

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Solution

The fourth proportional to 217,836,559.40, 305,736,458.20 and 217,836,559.40 is: 305,736,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,836,559.40 : 305,736,458.20 = 217,836,559.40 : x
  2. Step 2: Convert to fraction form
    217,836,559.40/305,736,458.20 = 217,836,559.40/x
  3. Step 3: Cross multiply
    217,836,559.40x = 305,736,458.20 × 217,836,559.40
  4. Step 4: Simplify right side
    217,836,559.40x = 66,600,578,137,429,920
  5. Step 5: Solve for x
    x = 66,600,578,137,429,920/217,836,559.40
  6. Step 6: Final answer
    x = 305,736,458.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.