Finding the Fourth Proportional to 146,017,841.80, 219,026,762.70 and 88,574,974.60
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Solution
The fourth proportional to 146,017,841.80, 219,026,762.70 and 88,574,974.60 is: 132,862,461.90
Step by Step Solution
- Step 1: Write the proportion equation
146,017,841.80 : 219,026,762.70 = 88,574,974.60 : x - Step 2: Convert to fraction form
146,017,841.80/219,026,762.70 = 88,574,974.60/x - Step 3: Cross multiply
146,017,841.80x = 219,026,762.70 × 88,574,974.60 - Step 4: Simplify right side
146,017,841.80x = 19,400,289,942,872,724 - Step 5: Solve for x
x = 19,400,289,942,872,724/146,017,841.80 - Step 6: Final answer
x = 132,862,461.90
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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.