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Finding the Third Proportional to 1,911,992,287.03 and 4,114,550,030.52

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Solution

The third proportional to 1,911,992,287.03 and 4,114,550,030.52 is: 8,854,388,204.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,992,287.03 : 4,114,550,030.52 = 4,114,550,030.52 : x
  2. Step 2: Convert to fraction form
    1,911,992,287.03/4,114,550,030.52 = 4,114,550,030.52/x
  3. Step 3: Cross multiply
    1,911,992,287.03x = 4,114,550,030.52 × 4,114,550,030.52
  4. Step 4: Simplify right side
    1,911,992,287.03x = 16,929,521,953,649,664,000
  5. Step 5: Solve for x
    x = 16,929,521,953,649,664,000/1,911,992,287.03
  6. Step 6: Final answer
    x = 8,854,388,204.63

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.