Finding the Fourth Proportional to 202,371,966.18, 279,274,204.61 and 109,552,474.02
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Solution
The fourth proportional to 202,371,966.18, 279,274,204.61 and 109,552,474.02 is: 151,182,896.64
Step by Step Solution
- Step 1: Write the proportion equation
202,371,966.18 : 279,274,204.61 = 109,552,474.02 : x - Step 2: Convert to fraction form
202,371,966.18/279,274,204.61 = 109,552,474.02/x - Step 3: Cross multiply
202,371,966.18x = 279,274,204.61 × 109,552,474.02 - Step 4: Simplify right side
202,371,966.18x = 30,595,180,045,903,528 - Step 5: Solve for x
x = 30,595,180,045,903,528/202,371,966.18 - Step 6: Final answer
x = 151,182,896.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.