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Finding the Third Proportional to 255,809,638 and 562,625,928

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Solution

The third proportional to 255,809,638 and 562,625,928 is: 1,237,435,529.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,809,638 : 562,625,928 = 562,625,928 : x
  2. Step 2: Convert to fraction form
    255,809,638/562,625,928 = 562,625,928/x
  3. Step 3: Cross multiply
    255,809,638x = 562,625,928 × 562,625,928
  4. Step 4: Simplify right side
    255,809,638x = 316,547,934,857,861,184
  5. Step 5: Solve for x
    x = 316,547,934,857,861,184/255,809,638
  6. Step 6: Final answer
    x = 1,237,435,529.53

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.