Finding the Fourth Proportional to 272,967,020.28, 409,612,324.68 and 100,564,804.26
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Solution
The fourth proportional to 272,967,020.28, 409,612,324.68 and 100,564,804.26 is: 150,906,813.62
Step by Step Solution
- Step 1: Write the proportion equation
272,967,020.28 : 409,612,324.68 = 100,564,804.26 : x - Step 2: Convert to fraction form
272,967,020.28/409,612,324.68 = 100,564,804.26/x - Step 3: Cross multiply
272,967,020.28x = 409,612,324.68 × 100,564,804.26 - Step 4: Simplify right side
272,967,020.28x = 41,192,583,253,927,768 - Step 5: Solve for x
x = 41,192,583,253,927,768/272,967,020.28 - Step 6: Final answer
x = 150,906,813.62
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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.