Finding the Fourth Proportional to 228,687,079.42, 342,132,663.84 and 176,477,232.88
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Solution
The fourth proportional to 228,687,079.42, 342,132,663.84 and 176,477,232.88 is: 264,022,899.52
Step by Step Solution
- Step 1: Write the proportion equation
228,687,079.42 : 342,132,663.84 = 176,477,232.88 : x - Step 2: Convert to fraction form
228,687,079.42/342,132,663.84 = 176,477,232.88/x - Step 3: Cross multiply
228,687,079.42x = 342,132,663.84 × 176,477,232.88 - Step 4: Simplify right side
228,687,079.42x = 60,378,625,792,346,432 - Step 5: Solve for x
x = 60,378,625,792,346,432/228,687,079.42 - Step 6: Final answer
x = 264,022,899.52
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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.