Home / 3,921,020,002.80-5,873,467,847.40-2,695,572,169.20

Finding the Fourth Proportional to 3,921,020,002.80, 5,873,467,847.40 and 2,695,572,169.20

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Solution

The fourth proportional to 3,921,020,002.80, 5,873,467,847.40 and 2,695,572,169.20 is: 4,037,815,786.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,020,002.80 : 5,873,467,847.40 = 2,695,572,169.20 : x
  2. Step 2: Convert to fraction form
    3,921,020,002.80/5,873,467,847.40 = 2,695,572,169.20/x
  3. Step 3: Cross multiply
    3,921,020,002.80x = 5,873,467,847.40 × 2,695,572,169.20
  4. Step 4: Simplify right side
    3,921,020,002.80x = 15,832,356,466,142,470,144
  5. Step 5: Solve for x
    x = 15,832,356,466,142,470,144/3,921,020,002.80
  6. Step 6: Final answer
    x = 4,037,815,786.41

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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.