Finding the Fourth Proportional to 135,623,601.62, 203,416,248.54 and 43,495,368.22
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Solution
The fourth proportional to 135,623,601.62, 203,416,248.54 and 43,495,368.22 is: 65,236,909.55
Step by Step Solution
- Step 1: Write the proportion equation
135,623,601.62 : 203,416,248.54 = 43,495,368.22 : x - Step 2: Convert to fraction form
135,623,601.62/203,416,248.54 = 43,495,368.22/x - Step 3: Cross multiply
135,623,601.62x = 203,416,248.54 × 43,495,368.22 - Step 4: Simplify right side
135,623,601.62x = 8,847,664,632,178,337 - Step 5: Solve for x
x = 8,847,664,632,178,337/135,623,601.62 - Step 6: Final answer
x = 65,236,909.55
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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.