Finding the Fourth Proportional to 147,447,336.08, 203,477,410.32 and 82,257,240.08
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Solution
The fourth proportional to 147,447,336.08, 203,477,410.32 and 82,257,240.08 is: 113,515,039.58
Step by Step Solution
- Step 1: Write the proportion equation
147,447,336.08 : 203,477,410.32 = 82,257,240.08 : x - Step 2: Convert to fraction form
147,447,336.08/203,477,410.32 = 82,257,240.08/x - Step 3: Cross multiply
147,447,336.08x = 203,477,410.32 × 82,257,240.08 - Step 4: Simplify right side
147,447,336.08x = 16,737,490,191,548,908 - Step 5: Solve for x
x = 16,737,490,191,548,908/147,447,336.08 - Step 6: Final answer
x = 113,515,039.58
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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.