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Finding the Third Proportional to 151,422,480 and 328,687,848

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Solution

The third proportional to 151,422,480 and 328,687,848 is: 713,472,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,422,480 : 328,687,848 = 328,687,848 : x
  2. Step 2: Convert to fraction form
    151,422,480/328,687,848 = 328,687,848/x
  3. Step 3: Cross multiply
    151,422,480x = 328,687,848 × 328,687,848
  4. Step 4: Simplify right side
    151,422,480x = 108,035,701,422,871,104
  5. Step 5: Solve for x
    x = 108,035,701,422,871,104/151,422,480
  6. Step 6: Final answer
    x = 713,472,011.70

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.