Finding the Fourth Proportional to 210,410,245.41, 290,375,106.12 and 117,590,750.52
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Solution
The fourth proportional to 210,410,245.41, 290,375,106.12 and 117,590,750.52 is: 162,280,247.31
Step by Step Solution
- Step 1: Write the proportion equation
210,410,245.41 : 290,375,106.12 = 117,590,750.52 : x - Step 2: Convert to fraction form
210,410,245.41/290,375,106.12 = 117,590,750.52/x - Step 3: Cross multiply
210,410,245.41x = 290,375,106.12 × 117,590,750.52 - Step 4: Simplify right side
210,410,245.41x = 34,145,426,660,975,444 - Step 5: Solve for x
x = 34,145,426,660,975,444/210,410,245.41 - Step 6: Final answer
x = 162,280,247.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.