Finding the Fourth Proportional to 177,148,861.80, 265,723,292.70 and 49,498,045.80
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Solution
The fourth proportional to 177,148,861.80, 265,723,292.70 and 49,498,045.80 is: 74,247,068.70
Step by Step Solution
- Step 1: Write the proportion equation
177,148,861.80 : 265,723,292.70 = 49,498,045.80 : x - Step 2: Convert to fraction form
177,148,861.80/265,723,292.70 = 49,498,045.80/x - Step 3: Cross multiply
177,148,861.80x = 265,723,292.70 × 49,498,045.80 - Step 4: Simplify right side
177,148,861.80x = 13,152,783,712,191,404 - Step 5: Solve for x
x = 13,152,783,712,191,404/177,148,861.80 - Step 6: Final answer
x = 74,247,068.70
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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.