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Finding the Third Proportional to 111,886,600 and 263,748,480

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Solution

The third proportional to 111,886,600 and 263,748,480 is: 621,730,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,886,600 : 263,748,480 = 263,748,480 : x
  2. Step 2: Convert to fraction form
    111,886,600/263,748,480 = 263,748,480/x
  3. Step 3: Cross multiply
    111,886,600x = 263,748,480 × 263,748,480
  4. Step 4: Simplify right side
    111,886,600x = 69,563,260,702,310,400
  5. Step 5: Solve for x
    x = 69,563,260,702,310,400/111,886,600
  6. Step 6: Final answer
    x = 621,730,043.65

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.