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Finding the Third Proportional to 885,939,570 and 1,908,190,404

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Solution

The third proportional to 885,939,570 and 1,908,190,404 is: 4,109,976,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,939,570 : 1,908,190,404 = 1,908,190,404 : x
  2. Step 2: Convert to fraction form
    885,939,570/1,908,190,404 = 1,908,190,404/x
  3. Step 3: Cross multiply
    885,939,570x = 1,908,190,404 × 1,908,190,404
  4. Step 4: Simplify right side
    885,939,570x = 3,641,190,617,917,683,200
  5. Step 5: Solve for x
    x = 3,641,190,617,917,683,200/885,939,570
  6. Step 6: Final answer
    x = 4,109,976,279.67

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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.