Finding the Fourth Proportional to 77,097,629.16, 106,398,065.70 and 46,151,812.44
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Solution
The fourth proportional to 77,097,629.16, 106,398,065.70 and 46,151,812.44 is: 63,691,499.02
Step by Step Solution
- Step 1: Write the proportion equation
77,097,629.16 : 106,398,065.70 = 46,151,812.44 : x - Step 2: Convert to fraction form
77,097,629.16/106,398,065.70 = 46,151,812.44/x - Step 3: Cross multiply
77,097,629.16x = 106,398,065.70 × 46,151,812.44 - Step 4: Simplify right side
77,097,629.16x = 4,910,463,572,165,197 - Step 5: Solve for x
x = 4,910,463,572,165,197/77,097,629.16 - Step 6: Final answer
x = 63,691,499.02
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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.