Finding the Fourth Proportional to 135,336,562.64, 186,759,452.68 and 73,455,582.32
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Solution
The fourth proportional to 135,336,562.64, 186,759,452.68 and 73,455,582.32 is: 101,365,987.75
Step by Step Solution
- Step 1: Write the proportion equation
135,336,562.64 : 186,759,452.68 = 73,455,582.32 : x - Step 2: Convert to fraction form
135,336,562.64/186,759,452.68 = 73,455,582.32/x - Step 3: Cross multiply
135,336,562.64x = 186,759,452.68 × 73,455,582.32 - Step 4: Simplify right side
135,336,562.64x = 13,718,524,350,373,884 - Step 5: Solve for x
x = 13,718,524,350,373,884/135,336,562.64 - Step 6: Final answer
x = 101,365,987.75
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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.