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Finding the Third Proportional to 885,939,568 and 1,908,190,400

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Solution

The third proportional to 885,939,568 and 1,908,190,400 is: 4,109,976,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,939,568 : 1,908,190,400 = 1,908,190,400 : x
  2. Step 2: Convert to fraction form
    885,939,568/1,908,190,400 = 1,908,190,400/x
  3. Step 3: Cross multiply
    885,939,568x = 1,908,190,400 × 1,908,190,400
  4. Step 4: Simplify right side
    885,939,568x = 3,641,190,602,652,160,000
  5. Step 5: Solve for x
    x = 3,641,190,602,652,160,000/885,939,568
  6. Step 6: Final answer
    x = 4,109,976,271.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.