Finding the Fourth Proportional to 177,412,935.40, 266,119,403.10 and 109,033,901.80
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Solution
The fourth proportional to 177,412,935.40, 266,119,403.10 and 109,033,901.80 is: 163,550,852.70
Step by Step Solution
- Step 1: Write the proportion equation
177,412,935.40 : 266,119,403.10 = 109,033,901.80 : x - Step 2: Convert to fraction form
177,412,935.40/266,119,403.10 = 109,033,901.80/x - Step 3: Cross multiply
177,412,935.40x = 266,119,403.10 × 109,033,901.80 - Step 4: Simplify right side
177,412,935.40x = 29,016,036,864,680,016 - Step 5: Solve for x
x = 29,016,036,864,680,016/177,412,935.40 - Step 6: Final answer
x = 163,550,852.70
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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.