Home / 19,137,088,266.80-28,705,632,400.20-18,879,099,249.20

Finding the Fourth Proportional to 19,137,088,266.80, 28,705,632,400.20 and 18,879,099,249.20

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Solution

The fourth proportional to 19,137,088,266.80, 28,705,632,400.20 and 18,879,099,249.20 is: 28,318,648,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137,088,266.80 : 28,705,632,400.20 = 18,879,099,249.20 : x
  2. Step 2: Convert to fraction form
    19,137,088,266.80/28,705,632,400.20 = 18,879,099,249.20/x
  3. Step 3: Cross multiply
    19,137,088,266.80x = 28,705,632,400.20 × 18,879,099,249.20
  4. Step 4: Simplify right side
    19,137,088,266.80x = 541,936,483,094,427,074,560
  5. Step 5: Solve for x
    x = 541,936,483,094,427,074,560/19,137,088,266.80
  6. Step 6: Final answer
    x = 28,318,648,873.80

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