Home / 383,630,336.46-529,450,891.56-235,050,061.68

Finding the Fourth Proportional to 383,630,336.46, 529,450,891.56 and 235,050,061.68

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Solution

The fourth proportional to 383,630,336.46, 529,450,891.56 and 235,050,061.68 is: 324,394,222.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,630,336.46 : 529,450,891.56 = 235,050,061.68 : x
  2. Step 2: Convert to fraction form
    383,630,336.46/529,450,891.56 = 235,050,061.68/x
  3. Step 3: Cross multiply
    383,630,336.46x = 529,450,891.56 × 235,050,061.68
  4. Step 4: Simplify right side
    383,630,336.46x = 124,447,464,717,708,992
  5. Step 5: Solve for x
    x = 124,447,464,717,708,992/383,630,336.46
  6. Step 6: Final answer
    x = 324,394,222.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.