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Finding the Third Proportional to 16,555,968,454.50 and 36,317,208,078

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Solution

The third proportional to 16,555,968,454.50 and 36,317,208,078 is: 79,665,505,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555,968,454.50 : 36,317,208,078 = 36,317,208,078 : x
  2. Step 2: Convert to fraction form
    16,555,968,454.50/36,317,208,078 = 36,317,208,078/x
  3. Step 3: Cross multiply
    16,555,968,454.50x = 36,317,208,078 × 36,317,208,078
  4. Step 4: Simplify right side
    16,555,968,454.50x = 1,318,939,602,580,748,369,920
  5. Step 5: Solve for x
    x = 1,318,939,602,580,748,369,920/16,555,968,454.50
  6. Step 6: Final answer
    x = 79,665,505,899.31

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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.