Finding the Fourth Proportional to 92,090,243.05, 138,151,321.98 and 37,532,509.99
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Solution
The fourth proportional to 92,090,243.05, 138,151,321.98 and 37,532,509.99 is: 56,305,268.62
Step by Step Solution
- Step 1: Write the proportion equation
92,090,243.05 : 138,151,321.98 = 37,532,509.99 : x - Step 2: Convert to fraction form
92,090,243.05/138,151,321.98 = 37,532,509.99/x - Step 3: Cross multiply
92,090,243.05x = 138,151,321.98 × 37,532,509.99 - Step 4: Simplify right side
92,090,243.05x = 5,185,165,872,659,492 - Step 5: Solve for x
x = 5,185,165,872,659,492/92,090,243.05 - Step 6: Final answer
x = 56,305,268.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.