Home / 228,096,198.40-342,144,297.60-137,396,934.40

Finding the Fourth Proportional to 228,096,198.40, 342,144,297.60 and 137,396,934.40

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Solution

The fourth proportional to 228,096,198.40, 342,144,297.60 and 137,396,934.40 is: 206,095,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,096,198.40 : 342,144,297.60 = 137,396,934.40 : x
  2. Step 2: Convert to fraction form
    228,096,198.40/342,144,297.60 = 137,396,934.40/x
  3. Step 3: Cross multiply
    228,096,198.40x = 342,144,297.60 × 137,396,934.40
  4. Step 4: Simplify right side
    228,096,198.40x = 47,009,577,612,681,280
  5. Step 5: Solve for x
    x = 47,009,577,612,681,280/228,096,198.40
  6. Step 6: Final answer
    x = 206,095,401.60

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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.