Finding the Fourth Proportional to 232,360,869.40, 348,541,304.10 and 207,278,603.80
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Solution
The fourth proportional to 232,360,869.40, 348,541,304.10 and 207,278,603.80 is: 310,917,905.70
Step by Step Solution
- Step 1: Write the proportion equation
232,360,869.40 : 348,541,304.10 = 207,278,603.80 : x - Step 2: Convert to fraction form
232,360,869.40/348,541,304.10 = 207,278,603.80/x - Step 3: Cross multiply
232,360,869.40x = 348,541,304.10 × 207,278,603.80 - Step 4: Simplify right side
232,360,869.40x = 72,245,154,880,479,232 - Step 5: Solve for x
x = 72,245,154,880,479,232/232,360,869.40 - Step 6: Final answer
x = 310,917,905.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.