Finding the Fourth Proportional to 163,166,065.16, 244,677,276.60 and 86,471,124.44
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Solution
The fourth proportional to 163,166,065.16, 244,677,276.60 and 86,471,124.44 is: 129,668,624.49
Step by Step Solution
- Step 1: Write the proportion equation
163,166,065.16 : 244,677,276.60 = 86,471,124.44 : x - Step 2: Convert to fraction form
163,166,065.16/244,677,276.60 = 86,471,124.44/x - Step 3: Cross multiply
163,166,065.16x = 244,677,276.60 × 86,471,124.44 - Step 4: Simplify right side
163,166,065.16x = 21,157,519,232,518,900 - Step 5: Solve for x
x = 21,157,519,232,518,900/163,166,065.16 - Step 6: Final answer
x = 129,668,624.49
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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.