Home / 708,798,910.20-1,062,879,500.70-271,954,408.20

Finding the Fourth Proportional to 708,798,910.20, 1,062,879,500.70 and 271,954,408.20

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Solution

The fourth proportional to 708,798,910.20, 1,062,879,500.70 and 271,954,408.20 is: 407,809,269.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,798,910.20 : 1,062,879,500.70 = 271,954,408.20 : x
  2. Step 2: Convert to fraction form
    708,798,910.20/1,062,879,500.70 = 271,954,408.20/x
  3. Step 3: Cross multiply
    708,798,910.20x = 1,062,879,500.70 × 271,954,408.20
  4. Step 4: Simplify right side
    708,798,910.20x = 289,054,765,600,779,968
  5. Step 5: Solve for x
    x = 289,054,765,600,779,968/708,798,910.20
  6. Step 6: Final answer
    x = 407,809,269.23

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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.