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Finding the Third Proportional to 122,898,355 and 263,326,459

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Solution

The third proportional to 122,898,355 and 263,326,459 is: 564,212,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,898,355 : 263,326,459 = 263,326,459 : x
  2. Step 2: Convert to fraction form
    122,898,355/263,326,459 = 263,326,459/x
  3. Step 3: Cross multiply
    122,898,355x = 263,326,459 × 263,326,459
  4. Step 4: Simplify right side
    122,898,355x = 69,340,824,009,478,680
  5. Step 5: Solve for x
    x = 69,340,824,009,478,680/122,898,355
  6. Step 6: Final answer
    x = 564,212,792.02

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.