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Finding the Third Proportional to 3,087,606,819 and 4,770,864,454.50

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Solution

The third proportional to 3,087,606,819 and 4,770,864,454.50 is: 7,371,776,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,606,819 : 4,770,864,454.50 = 4,770,864,454.50 : x
  2. Step 2: Convert to fraction form
    3,087,606,819/4,770,864,454.50 = 4,770,864,454.50/x
  3. Step 3: Cross multiply
    3,087,606,819x = 4,770,864,454.50 × 4,770,864,454.50
  4. Step 4: Simplify right side
    3,087,606,819x = 22,761,147,643,211,583,488
  5. Step 5: Solve for x
    x = 22,761,147,643,211,583,488/3,087,606,819
  6. Step 6: Final answer
    x = 7,371,776,582.16

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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.