Home / 1,322,850,060.46-1,825,518,596.42-728,121,829.42

Finding the Fourth Proportional to 1,322,850,060.46, 1,825,518,596.42 and 728,121,829.42

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Solution

The fourth proportional to 1,322,850,060.46, 1,825,518,596.42 and 728,121,829.42 is: 1,004,800,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,850,060.46 : 1,825,518,596.42 = 728,121,829.42 : x
  2. Step 2: Convert to fraction form
    1,322,850,060.46/1,825,518,596.42 = 728,121,829.42/x
  3. Step 3: Cross multiply
    1,322,850,060.46x = 1,825,518,596.42 × 728,121,829.42
  4. Step 4: Simplify right side
    1,322,850,060.46x = 1,329,199,940,065,561,088
  5. Step 5: Solve for x
    x = 1,329,199,940,065,561,088/1,322,850,060.46
  6. Step 6: Final answer
    x = 1,004,800,150.67

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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.