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Finding the Third Proportional to 562,778,220 and 1,240,051,884

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Solution

The third proportional to 562,778,220 and 1,240,051,884 is: 2,732,388,390.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,778,220 : 1,240,051,884 = 1,240,051,884 : x
  2. Step 2: Convert to fraction form
    562,778,220/1,240,051,884 = 1,240,051,884/x
  3. Step 3: Cross multiply
    562,778,220x = 1,240,051,884 × 1,240,051,884
  4. Step 4: Simplify right side
    562,778,220x = 1,537,728,675,011,949,568
  5. Step 5: Solve for x
    x = 1,537,728,675,011,949,568/562,778,220
  6. Step 6: Final answer
    x = 2,732,388,390.96

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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.