Finding the Fourth Proportional to 116,557,743.18, 160,845,472.26 and 64,345,659.96
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Solution
The fourth proportional to 116,557,743.18, 160,845,472.26 and 64,345,659.96 is: 88,794,684.78
Step by Step Solution
- Step 1: Write the proportion equation
116,557,743.18 : 160,845,472.26 = 64,345,659.96 : x - Step 2: Convert to fraction form
116,557,743.18/160,845,472.26 = 64,345,659.96/x - Step 3: Cross multiply
116,557,743.18x = 160,845,472.26 × 64,345,659.96 - Step 4: Simplify right side
116,557,743.18x = 10,349,708,064,147,572 - Step 5: Solve for x
x = 10,349,708,064,147,572/116,557,743.18 - Step 6: Final answer
x = 88,794,684.78
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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.