Home / 1,684,048,668.64-2,513,738,369.60-1,485,247,219.36

Finding the Fourth Proportional to 1,684,048,668.64, 2,513,738,369.60 and 1,485,247,219.36

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Solution

The fourth proportional to 1,684,048,668.64, 2,513,738,369.60 and 1,485,247,219.36 is: 2,216,992,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,048,668.64 : 2,513,738,369.60 = 1,485,247,219.36 : x
  2. Step 2: Convert to fraction form
    1,684,048,668.64/2,513,738,369.60 = 1,485,247,219.36/x
  3. Step 3: Cross multiply
    1,684,048,668.64x = 2,513,738,369.60 × 1,485,247,219.36
  4. Step 4: Simplify right side
    1,684,048,668.64x = 3,733,522,923,646,939,648
  5. Step 5: Solve for x
    x = 3,733,522,923,646,939,648/1,684,048,668.64
  6. Step 6: Final answer
    x = 2,216,992,295.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.