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Finding the Third Proportional to 29,489,918.63 and 64,648,541.25

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Solution

The third proportional to 29,489,918.63 and 64,648,541.25 is: 141,724,157.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,489,918.63 : 64,648,541.25 = 64,648,541.25 : x
  2. Step 2: Convert to fraction form
    29,489,918.63/64,648,541.25 = 64,648,541.25/x
  3. Step 3: Cross multiply
    29,489,918.63x = 64,648,541.25 × 64,648,541.25
  4. Step 4: Simplify right side
    29,489,918.63x = 4,179,433,885,752,951.50
  5. Step 5: Solve for x
    x = 4,179,433,885,752,951.50/29,489,918.63
  6. Step 6: Final answer
    x = 141,724,157.97

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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.