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Finding the Third Proportional to 255,591,956 and 559,836,728

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Solution

The third proportional to 255,591,956 and 559,836,728 is: 1,226,240,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,591,956 : 559,836,728 = 559,836,728 : x
  2. Step 2: Convert to fraction form
    255,591,956/559,836,728 = 559,836,728/x
  3. Step 3: Cross multiply
    255,591,956x = 559,836,728 × 559,836,728
  4. Step 4: Simplify right side
    255,591,956x = 313,417,162,017,745,984
  5. Step 5: Solve for x
    x = 313,417,162,017,745,984/255,591,956
  6. Step 6: Final answer
    x = 1,226,240,320.40

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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.