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Finding the Third Proportional to 151,539,579 and 221,640,664.50

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Solution

The third proportional to 151,539,579 and 221,640,664.50 is: 324,169,992.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,539,579 : 221,640,664.50 = 221,640,664.50 : x
  2. Step 2: Convert to fraction form
    151,539,579/221,640,664.50 = 221,640,664.50/x
  3. Step 3: Cross multiply
    151,539,579x = 221,640,664.50 × 221,640,664.50
  4. Step 4: Simplify right side
    151,539,579x = 49,124,584,160,001,560
  5. Step 5: Solve for x
    x = 49,124,584,160,001,560/151,539,579
  6. Step 6: Final answer
    x = 324,169,992.32

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.