Home / 2,870,816,471.36-3,961,728,466.08-1,550,717,610.56

Finding the Fourth Proportional to 2,870,816,471.36, 3,961,728,466.08 and 1,550,717,610.56

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Solution

The fourth proportional to 2,870,816,471.36, 3,961,728,466.08 and 1,550,717,610.56 is: 2,139,991,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,816,471.36 : 3,961,728,466.08 = 1,550,717,610.56 : x
  2. Step 2: Convert to fraction form
    2,870,816,471.36/3,961,728,466.08 = 1,550,717,610.56/x
  3. Step 3: Cross multiply
    2,870,816,471.36x = 3,961,728,466.08 × 1,550,717,610.56
  4. Step 4: Simplify right side
    2,870,816,471.36x = 6,143,522,100,607,111,168
  5. Step 5: Solve for x
    x = 6,143,522,100,607,111,168/2,870,816,471.36
  6. Step 6: Final answer
    x = 2,139,991,240.09

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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.