Finding the Fourth Proportional to 229,880,854.80, 344,989,243.80 and 161,856,406.80
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Solution
The fourth proportional to 229,880,854.80, 344,989,243.80 and 161,856,406.80 is: 242,902,869.99
Step by Step Solution
- Step 1: Write the proportion equation
229,880,854.80 : 344,989,243.80 = 161,856,406.80 : x - Step 2: Convert to fraction form
229,880,854.80/344,989,243.80 = 161,856,406.80/x - Step 3: Cross multiply
229,880,854.80x = 344,989,243.80 × 161,856,406.80 - Step 4: Simplify right side
229,880,854.80x = 55,838,719,386,117,184 - Step 5: Solve for x
x = 55,838,719,386,117,184/229,880,854.80 - Step 6: Final answer
x = 242,902,869.99
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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.