Finding the Fourth Proportional to 106,624,399.30, 159,995,615.14 and 52,037,436.98
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Solution
The fourth proportional to 106,624,399.30, 159,995,615.14 and 52,037,436.98 is: 78,084,957.99
Step by Step Solution
- Step 1: Write the proportion equation
106,624,399.30 : 159,995,615.14 = 52,037,436.98 : x - Step 2: Convert to fraction form
106,624,399.30/159,995,615.14 = 52,037,436.98/x - Step 3: Cross multiply
106,624,399.30x = 159,995,615.14 × 52,037,436.98 - Step 4: Simplify right side
106,624,399.30x = 8,325,761,740,193,979 - Step 5: Solve for x
x = 8,325,761,740,193,979/106,624,399.30 - Step 6: Final answer
x = 78,084,957.99
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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.