Home / 1,705,967,994.80-2,558,951,992.20-1,396,031,603.60

Finding the Fourth Proportional to 1,705,967,994.80, 2,558,951,992.20 and 1,396,031,603.60

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Solution

The fourth proportional to 1,705,967,994.80, 2,558,951,992.20 and 1,396,031,603.60 is: 2,094,047,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,967,994.80 : 2,558,951,992.20 = 1,396,031,603.60 : x
  2. Step 2: Convert to fraction form
    1,705,967,994.80/2,558,951,992.20 = 1,396,031,603.60/x
  3. Step 3: Cross multiply
    1,705,967,994.80x = 2,558,951,992.20 × 1,396,031,603.60
  4. Step 4: Simplify right side
    1,705,967,994.80x = 3,572,377,853,206,380,032
  5. Step 5: Solve for x
    x = 3,572,377,853,206,380,032/1,705,967,994.80
  6. Step 6: Final answer
    x = 2,094,047,405.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.