Finding the Fourth Proportional to 243,133,911.74, 364,846,117.49 and 223,352,977.88
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Solution
The fourth proportional to 243,133,911.74, 364,846,117.49 and 223,352,977.88 is: 335,162,899.43
Step by Step Solution
- Step 1: Write the proportion equation
243,133,911.74 : 364,846,117.49 = 223,352,977.88 : x - Step 2: Convert to fraction form
243,133,911.74/364,846,117.49 = 223,352,977.88/x - Step 3: Cross multiply
243,133,911.74x = 364,846,117.49 × 223,352,977.88 - Step 4: Simplify right side
243,133,911.74x = 81,489,466,809,347,856 - Step 5: Solve for x
x = 81,489,466,809,347,856/243,133,911.74 - Step 6: Final answer
x = 335,162,899.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.