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Finding the Third Proportional to 4,418,315,780 and 6,860,277,550

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Solution

The third proportional to 4,418,315,780 and 6,860,277,550 is: 10,651,888,730.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418,315,780 : 6,860,277,550 = 6,860,277,550 : x
  2. Step 2: Convert to fraction form
    4,418,315,780/6,860,277,550 = 6,860,277,550/x
  3. Step 3: Cross multiply
    4,418,315,780x = 6,860,277,550 × 6,860,277,550
  4. Step 4: Simplify right side
    4,418,315,780x = 47,063,408,063,033,999,360
  5. Step 5: Solve for x
    x = 47,063,408,063,033,999,360/4,418,315,780
  6. Step 6: Final answer
    x = 10,651,888,730.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.