Finding the Fourth Proportional to 197,032,664.58, 271,859,967.39 and 117,632,272.96
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Solution
The fourth proportional to 197,032,664.58, 271,859,967.39 and 117,632,272.96 is: 162,305,605.31
Step by Step Solution
- Step 1: Write the proportion equation
197,032,664.58 : 271,859,967.39 = 117,632,272.96 : x - Step 2: Convert to fraction form
197,032,664.58/271,859,967.39 = 117,632,272.96/x - Step 3: Cross multiply
197,032,664.58x = 271,859,967.39 × 117,632,272.96 - Step 4: Simplify right side
197,032,664.58x = 31,979,505,890,237,528 - Step 5: Solve for x
x = 31,979,505,890,237,528/197,032,664.58 - Step 6: Final answer
x = 162,305,605.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.