Home / 274,012,269.75-377,771,127.05-217,683,915.98

Finding the Fourth Proportional to 274,012,269.75, 377,771,127.05 and 217,683,915.98

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Solution

The fourth proportional to 274,012,269.75, 377,771,127.05 and 217,683,915.98 is: 300,113,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,012,269.75 : 377,771,127.05 = 217,683,915.98 : x
  2. Step 2: Convert to fraction form
    274,012,269.75/377,771,127.05 = 217,683,915.98/x
  3. Step 3: Cross multiply
    274,012,269.75x = 377,771,127.05 × 217,683,915.98
  4. Step 4: Simplify right side
    274,012,269.75x = 82,234,698,277,444,832
  5. Step 5: Solve for x
    x = 82,234,698,277,444,832/274,012,269.75
  6. Step 6: Final answer
    x = 300,113,196.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.