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Finding the Third Proportional to 1,455,455,223 and 2,376,376,187.63

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Solution

The third proportional to 1,455,455,223 and 2,376,376,187.63 is: 3,879,998,295.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,455,223 : 2,376,376,187.63 = 2,376,376,187.63 : x
  2. Step 2: Convert to fraction form
    1,455,455,223/2,376,376,187.63 = 2,376,376,187.63/x
  3. Step 3: Cross multiply
    1,455,455,223x = 2,376,376,187.63 × 2,376,376,187.63
  4. Step 4: Simplify right side
    1,455,455,223x = 5,647,163,785,111,129,088
  5. Step 5: Solve for x
    x = 5,647,163,785,111,129,088/1,455,455,223
  6. Step 6: Final answer
    x = 3,879,998,295.98

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.