Finding the Fourth Proportional to 327,979,148.36, 452,616,602.01 and 195,831,692.69
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Solution
The fourth proportional to 327,979,148.36, 452,616,602.01 and 195,831,692.69 is: 270,250,946.60
Step by Step Solution
- Step 1: Write the proportion equation
327,979,148.36 : 452,616,602.01 = 195,831,692.69 : x - Step 2: Convert to fraction form
327,979,148.36/452,616,602.01 = 195,831,692.69/x - Step 3: Cross multiply
327,979,148.36x = 452,616,602.01 × 195,831,692.69 - Step 4: Simplify right side
327,979,148.36x = 88,636,675,308,951,280 - Step 5: Solve for x
x = 88,636,675,308,951,280/327,979,148.36 - Step 6: Final answer
x = 270,250,946.60
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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.