Finding the Fourth Proportional to 350,905,678.92, 484,248,060.76 and 192,132,917.08
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Solution
The fourth proportional to 350,905,678.92, 484,248,060.76 and 192,132,917.08 is: 265,142,453.07
Step by Step Solution
- Step 1: Write the proportion equation
350,905,678.92 : 484,248,060.76 = 192,132,917.08 : x - Step 2: Convert to fraction form
350,905,678.92/484,248,060.76 = 192,132,917.08/x - Step 3: Cross multiply
350,905,678.92x = 484,248,060.76 × 192,132,917.08 - Step 4: Simplify right side
350,905,678.92x = 93,039,992,504,151,888 - Step 5: Solve for x
x = 93,039,992,504,151,888/350,905,678.92 - Step 6: Final answer
x = 265,142,453.07
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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.