Finding the Fourth Proportional to 171,845,370.41, 237,151,646.99 and 93,533,996.12
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Solution
The fourth proportional to 171,845,370.41, 237,151,646.99 and 93,533,996.12 is: 129,079,655.60
Step by Step Solution
- Step 1: Write the proportion equation
171,845,370.41 : 237,151,646.99 = 93,533,996.12 : x - Step 2: Convert to fraction form
171,845,370.41/237,151,646.99 = 93,533,996.12/x - Step 3: Cross multiply
171,845,370.41x = 237,151,646.99 × 93,533,996.12 - Step 4: Simplify right side
171,845,370.41x = 22,181,741,227,760,840 - Step 5: Solve for x
x = 22,181,741,227,760,840/171,845,370.41 - Step 6: Final answer
x = 129,079,655.60
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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.