Finding the Fourth Proportional to 163,166,064.40, 244,677,275.46 and 86,471,123.68
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Solution
The fourth proportional to 163,166,064.40, 244,677,275.46 and 86,471,123.68 is: 129,668,623.35
Step by Step Solution
- Step 1: Write the proportion equation
163,166,064.40 : 244,677,275.46 = 86,471,123.68 : x - Step 2: Convert to fraction form
163,166,064.40/244,677,275.46 = 86,471,123.68/x - Step 3: Cross multiply
163,166,064.40x = 244,677,275.46 × 86,471,123.68 - Step 4: Simplify right side
163,166,064.40x = 21,157,518,947,987,092 - Step 5: Solve for x
x = 21,157,518,947,987,092/163,166,064.40 - Step 6: Final answer
x = 129,668,623.35
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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.