Finding the Fourth Proportional to 97,310,529.36, 133,573,213.62 and 86,050,570.32
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Solution
The fourth proportional to 97,310,529.36, 133,573,213.62 and 86,050,570.32 is: 118,117,240.62
Step by Step Solution
- Step 1: Write the proportion equation
97,310,529.36 : 133,573,213.62 = 86,050,570.32 : x - Step 2: Convert to fraction form
97,310,529.36/133,573,213.62 = 86,050,570.32/x - Step 3: Cross multiply
97,310,529.36x = 133,573,213.62 × 86,050,570.32 - Step 4: Simplify right side
97,310,529.36x = 11,494,051,211,476,192 - Step 5: Solve for x
x = 11,494,051,211,476,192/97,310,529.36 - Step 6: Final answer
x = 118,117,240.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.