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Finding the Third Proportional to 155,559,516 and 335,235,801

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Solution

The third proportional to 155,559,516 and 335,235,801 is: 722,444,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,559,516 : 335,235,801 = 335,235,801 : x
  2. Step 2: Convert to fraction form
    155,559,516/335,235,801 = 335,235,801/x
  3. Step 3: Cross multiply
    155,559,516x = 335,235,801 × 335,235,801
  4. Step 4: Simplify right side
    155,559,516x = 112,383,042,272,111,600
  5. Step 5: Solve for x
    x = 112,383,042,272,111,600/155,559,516
  6. Step 6: Final answer
    x = 722,444,021.18

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.