Finding the Fourth Proportional to 102,302,297.60, 153,319,076.16 and 48,465,006.08
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Solution
The fourth proportional to 102,302,297.60, 153,319,076.16 and 48,465,006.08 is: 72,633,852.15
Step by Step Solution
- Step 1: Write the proportion equation
102,302,297.60 : 153,319,076.16 = 48,465,006.08 : x - Step 2: Convert to fraction form
102,302,297.60/153,319,076.16 = 48,465,006.08/x - Step 3: Cross multiply
102,302,297.60x = 153,319,076.16 × 48,465,006.08 - Step 4: Simplify right side
102,302,297.60x = 7,430,609,958,274,383 - Step 5: Solve for x
x = 7,430,609,958,274,383/102,302,297.60 - Step 6: Final answer
x = 72,633,852.15
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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.