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Finding the Third Proportional to 4,030,903,290 and 8,836,647,558

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Solution

The third proportional to 4,030,903,290 and 8,836,647,558 is: 19,371,920,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030,903,290 : 8,836,647,558 = 8,836,647,558 : x
  2. Step 2: Convert to fraction form
    4,030,903,290/8,836,647,558 = 8,836,647,558/x
  3. Step 3: Cross multiply
    4,030,903,290x = 8,836,647,558 × 8,836,647,558
  4. Step 4: Simplify right side
    4,030,903,290x = 78,086,340,064,307,363,840
  5. Step 5: Solve for x
    x = 78,086,340,064,307,363,840/4,030,903,290
  6. Step 6: Final answer
    x = 19,371,920,993.00

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.