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Finding the Third Proportional to 90,959,256 and 139,952,004

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Solution

The third proportional to 90,959,256 and 139,952,004 is: 215,333,373.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,959,256 : 139,952,004 = 139,952,004 : x
  2. Step 2: Convert to fraction form
    90,959,256/139,952,004 = 139,952,004/x
  3. Step 3: Cross multiply
    90,959,256x = 139,952,004 × 139,952,004
  4. Step 4: Simplify right side
    90,959,256x = 19,586,563,423,616,016
  5. Step 5: Solve for x
    x = 19,586,563,423,616,016/90,959,256
  6. Step 6: Final answer
    x = 215,333,373.26

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.