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Finding the Fourth Proportional to 1,096,101,014.70, 1,644,151,522.05 and 863,648,721.30

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Solution

The fourth proportional to 1,096,101,014.70, 1,644,151,522.05 and 863,648,721.30 is: 1,295,473,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,101,014.70 : 1,644,151,522.05 = 863,648,721.30 : x
  2. Step 2: Convert to fraction form
    1,096,101,014.70/1,644,151,522.05 = 863,648,721.30/x
  3. Step 3: Cross multiply
    1,096,101,014.70x = 1,644,151,522.05 × 863,648,721.30
  4. Step 4: Simplify right side
    1,096,101,014.70x = 1,419,969,359,641,931,008
  5. Step 5: Solve for x
    x = 1,419,969,359,641,931,008/1,096,101,014.70
  6. Step 6: Final answer
    x = 1,295,473,081.95

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Double scale
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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.