Finding the Fourth Proportional to 1,118,529,162.24, 1,544,231,626.08 and 994,426,467.36
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Solution
The fourth proportional to 1,118,529,162.24, 1,544,231,626.08 and 994,426,467.36 is: 1,372,896,525.68
Step by Step Solution
- Step 1: Write the proportion equation
1,118,529,162.24 : 1,544,231,626.08 = 994,426,467.36 : x - Step 2: Convert to fraction form
1,118,529,162.24/1,544,231,626.08 = 994,426,467.36/x - Step 3: Cross multiply
1,118,529,162.24x = 1,544,231,626.08 × 994,426,467.36 - Step 4: Simplify right side
1,118,529,162.24x = 1,535,624,800,708,322,816 - Step 5: Solve for x
x = 1,535,624,800,708,322,816/1,118,529,162.24 - Step 6: Final answer
x = 1,372,896,525.68
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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.