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Finding the Third Proportional to 408,045,983 and 885,370,277

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Solution

The third proportional to 408,045,983 and 885,370,277 is: 1,921,059,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,045,983 : 885,370,277 = 885,370,277 : x
  2. Step 2: Convert to fraction form
    408,045,983/885,370,277 = 885,370,277/x
  3. Step 3: Cross multiply
    408,045,983x = 885,370,277 × 885,370,277
  4. Step 4: Simplify right side
    408,045,983x = 783,880,527,395,056,768
  5. Step 5: Solve for x
    x = 783,880,527,395,056,768/408,045,983
  6. Step 6: Final answer
    x = 1,921,059,292.46

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.