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Finding the Third Proportional to 64,966,279.50 and 144,457,995

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Solution

The third proportional to 64,966,279.50 and 144,457,995 is: 321,214,520.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,966,279.50 : 144,457,995 = 144,457,995 : x
  2. Step 2: Convert to fraction form
    64,966,279.50/144,457,995 = 144,457,995/x
  3. Step 3: Cross multiply
    64,966,279.50x = 144,457,995 × 144,457,995
  4. Step 4: Simplify right side
    64,966,279.50x = 20,868,112,319,420,024
  5. Step 5: Solve for x
    x = 20,868,112,319,420,024/64,966,279.50
  6. Step 6: Final answer
    x = 321,214,520.52

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.