Finding the Fourth Proportional to 97,669,338.96, 134,778,738.02 and 57,978,566.24
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Solution
The fourth proportional to 97,669,338.96, 134,778,738.02 and 57,978,566.24 is: 80,007,483.14
Step by Step Solution
- Step 1: Write the proportion equation
97,669,338.96 : 134,778,738.02 = 57,978,566.24 : x - Step 2: Convert to fraction form
97,669,338.96/134,778,738.02 = 57,978,566.24/x - Step 3: Cross multiply
97,669,338.96x = 134,778,738.02 × 57,978,566.24 - Step 4: Simplify right side
97,669,338.96x = 7,814,277,990,036,177 - Step 5: Solve for x
x = 7,814,277,990,036,177/97,669,338.96 - Step 6: Final answer
x = 80,007,483.14
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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.