Finding the Fourth Proportional to 176,989,953.93, 244,168,652.20 and 168,784,172.70
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Solution
The fourth proportional to 176,989,953.93, 244,168,652.20 and 168,784,172.70 is: 232,848,266.50
Step by Step Solution
- Step 1: Write the proportion equation
176,989,953.93 : 244,168,652.20 = 168,784,172.70 : x - Step 2: Convert to fraction form
176,989,953.93/244,168,652.20 = 168,784,172.70/x - Step 3: Cross multiply
176,989,953.93x = 244,168,652.20 × 168,784,172.70 - Step 4: Simplify right side
176,989,953.93x = 41,211,803,960,851,032 - Step 5: Solve for x
x = 41,211,803,960,851,032/176,989,953.93 - Step 6: Final answer
x = 232,848,266.50
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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.