Home / 773,800,407.86-1,160,879,924.22-221,110,034.72

Finding the Fourth Proportional to 773,800,407.86, 1,160,879,924.22 and 221,110,034.72

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Solution

The fourth proportional to 773,800,407.86, 1,160,879,924.22 and 221,110,034.72 is: 331,716,289.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,800,407.86 : 1,160,879,924.22 = 221,110,034.72 : x
  2. Step 2: Convert to fraction form
    773,800,407.86/1,160,879,924.22 = 221,110,034.72/x
  3. Step 3: Cross multiply
    773,800,407.86x = 1,160,879,924.22 × 221,110,034.72
  4. Step 4: Simplify right side
    773,800,407.86x = 256,682,200,343,390,592
  5. Step 5: Solve for x
    x = 256,682,200,343,390,592/773,800,407.86
  6. Step 6: Final answer
    x = 331,716,289.81

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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.