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Finding the Third Proportional to 58,326,640 and 127,638,175

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Solution

The third proportional to 58,326,640 and 127,638,175 is: 279,314,970.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,326,640 : 127,638,175 = 127,638,175 : x
  2. Step 2: Convert to fraction form
    58,326,640/127,638,175 = 127,638,175/x
  3. Step 3: Cross multiply
    58,326,640x = 127,638,175 × 127,638,175
  4. Step 4: Simplify right side
    58,326,640x = 16,291,503,717,330,624
  5. Step 5: Solve for x
    x = 16,291,503,717,330,624/58,326,640
  6. Step 6: Final answer
    x = 279,314,970.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.