Home / 773,800,408.86-1,160,879,925.72-221,110,035.72

Finding the Fourth Proportional to 773,800,408.86, 1,160,879,925.72 and 221,110,035.72

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Solution

The fourth proportional to 773,800,408.86, 1,160,879,925.72 and 221,110,035.72 is: 331,716,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,800,408.86 : 1,160,879,925.72 = 221,110,035.72 : x
  2. Step 2: Convert to fraction form
    773,800,408.86/1,160,879,925.72 = 221,110,035.72/x
  3. Step 3: Cross multiply
    773,800,408.86x = 1,160,879,925.72 × 221,110,035.72
  4. Step 4: Simplify right side
    773,800,408.86x = 256,682,201,842,580,160
  5. Step 5: Solve for x
    x = 256,682,201,842,580,160/773,800,408.86
  6. Step 6: Final answer
    x = 331,716,291.31

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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.