Finding the Fourth Proportional to 202,672,898.27, 279,689,011.75 and 109,853,468.99
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Solution
The fourth proportional to 202,672,898.27, 279,689,011.75 and 109,853,468.99 is: 151,598,010.59
Step by Step Solution
- Step 1: Write the proportion equation
202,672,898.27 : 279,689,011.75 = 109,853,468.99 : x - Step 2: Convert to fraction form
202,672,898.27/279,689,011.75 = 109,853,468.99/x - Step 3: Cross multiply
202,672,898.27x = 279,689,011.75 × 109,853,468.99 - Step 4: Simplify right side
202,672,898.27x = 30,724,808,178,498,124 - Step 5: Solve for x
x = 30,724,808,178,498,124/202,672,898.27 - Step 6: Final answer
x = 151,598,010.59
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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.