Finding the Fourth Proportional to 97,404,154.80, 146,106,232.20 and 60,415,861.20
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Solution
The fourth proportional to 97,404,154.80, 146,106,232.20 and 60,415,861.20 is: 90,623,791.80
Step by Step Solution
- Step 1: Write the proportion equation
97,404,154.80 : 146,106,232.20 = 60,415,861.20 : x - Step 2: Convert to fraction form
97,404,154.80/146,106,232.20 = 60,415,861.20/x - Step 3: Cross multiply
97,404,154.80x = 146,106,232.20 × 60,415,861.20 - Step 4: Simplify right side
97,404,154.80x = 8,827,133,845,050,170 - Step 5: Solve for x
x = 8,827,133,845,050,170/97,404,154.80 - Step 6: Final answer
x = 90,623,791.80
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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.