Finding the Fourth Proportional to 126,341,181.62, 189,511,518.29 and 118,652,923.41
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Solution
The fourth proportional to 126,341,181.62, 189,511,518.29 and 118,652,923.41 is: 177,979,146.44
Step by Step Solution
- Step 1: Write the proportion equation
126,341,181.62 : 189,511,518.29 = 118,652,923.41 : x - Step 2: Convert to fraction form
126,341,181.62/189,511,518.29 = 118,652,923.41/x - Step 3: Cross multiply
126,341,181.62x = 189,511,518.29 × 118,652,923.41 - Step 4: Simplify right side
126,341,181.62x = 22,486,095,664,117,200 - Step 5: Solve for x
x = 22,486,095,664,117,200/126,341,181.62 - Step 6: Final answer
x = 177,979,146.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.