Finding the Fourth Proportional to 106,329,240.80, 159,493,861.20 and 38,163,075.20
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Solution
The fourth proportional to 106,329,240.80, 159,493,861.20 and 38,163,075.20 is: 57,244,612.80
Step by Step Solution
- Step 1: Write the proportion equation
106,329,240.80 : 159,493,861.20 = 38,163,075.20 : x - Step 2: Convert to fraction form
106,329,240.80/159,493,861.20 = 38,163,075.20/x - Step 3: Cross multiply
106,329,240.80x = 159,493,861.20 × 38,163,075.20 - Step 4: Simplify right side
106,329,240.80x = 6,086,776,218,913,962 - Step 5: Solve for x
x = 6,086,776,218,913,962/106,329,240.80 - Step 6: Final answer
x = 57,244,612.80
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1.5x scale
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.