Finding the Fourth Proportional to 214,362,747.84, 321,414,662.97 and 96,165,865.47
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Solution
The fourth proportional to 214,362,747.84, 321,414,662.97 and 96,165,865.47 is: 144,190,721.34
Step by Step Solution
- Step 1: Write the proportion equation
214,362,747.84 : 321,414,662.97 = 96,165,865.47 : x - Step 2: Convert to fraction form
214,362,747.84/321,414,662.97 = 96,165,865.47/x - Step 3: Cross multiply
214,362,747.84x = 321,414,662.97 × 96,165,865.47 - Step 4: Simplify right side
214,362,747.84x = 30,909,119,239,258,412 - Step 5: Solve for x
x = 30,909,119,239,258,412/214,362,747.84 - Step 6: Final answer
x = 144,190,721.34
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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.