Home / 1,555,618,567.50-3,421,523,500.88

Finding the Third Proportional to 1,555,618,567.50 and 3,421,523,500.88

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Solution

The third proportional to 1,555,618,567.50 and 3,421,523,500.88 is: 7,525,509,987.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,618,567.50 : 3,421,523,500.88 = 3,421,523,500.88 : x
  2. Step 2: Convert to fraction form
    1,555,618,567.50/3,421,523,500.88 = 3,421,523,500.88/x
  3. Step 3: Cross multiply
    1,555,618,567.50x = 3,421,523,500.88 × 3,421,523,500.88
  4. Step 4: Simplify right side
    1,555,618,567.50x = 11,706,823,067,039,916,032
  5. Step 5: Solve for x
    x = 11,706,823,067,039,916,032/1,555,618,567.50
  6. Step 6: Final answer
    x = 7,525,509,987.87

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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.