Finding the Fourth Proportional to 80,196,279.99, 110,651,898.18 and 45,388,970.52
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Solution
The fourth proportional to 80,196,279.99, 110,651,898.18 and 45,388,970.52 is: 62,626,043.82
Step by Step Solution
- Step 1: Write the proportion equation
80,196,279.99 : 110,651,898.18 = 45,388,970.52 : x - Step 2: Convert to fraction form
80,196,279.99/110,651,898.18 = 45,388,970.52/x - Step 3: Cross multiply
80,196,279.99x = 110,651,898.18 × 45,388,970.52 - Step 4: Simplify right side
80,196,279.99x = 5,022,375,744,474,062 - Step 5: Solve for x
x = 5,022,375,744,474,062/80,196,279.99 - Step 6: Final answer
x = 62,626,043.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.