Finding the Fourth Proportional to 166,915,968.08, 250,197,241.40 and 56,146,187.12
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Solution
The fourth proportional to 166,915,968.08, 250,197,241.40 and 56,146,187.12 is: 84,159,839.79
Step by Step Solution
- Step 1: Write the proportion equation
166,915,968.08 : 250,197,241.40 = 56,146,187.12 : x - Step 2: Convert to fraction form
166,915,968.08/250,197,241.40 = 56,146,187.12/x - Step 3: Cross multiply
166,915,968.08x = 250,197,241.40 × 56,146,187.12 - Step 4: Simplify right side
166,915,968.08x = 14,047,621,132,552,210 - Step 5: Solve for x
x = 14,047,621,132,552,210/166,915,968.08 - Step 6: Final answer
x = 84,159,839.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.