Finding the Fourth Proportional to 504,095,465.80, 756,143,198.70 and 121,143,017.80
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Solution
The fourth proportional to 504,095,465.80, 756,143,198.70 and 121,143,017.80 is: 181,714,526.70
Step by Step Solution
- Step 1: Write the proportion equation
504,095,465.80 : 756,143,198.70 = 121,143,017.80 : x - Step 2: Convert to fraction form
504,095,465.80/756,143,198.70 = 121,143,017.80/x - Step 3: Cross multiply
504,095,465.80x = 756,143,198.70 × 121,143,017.80 - Step 4: Simplify right side
504,095,465.80x = 91,601,468,979,463,040 - Step 5: Solve for x
x = 91,601,468,979,463,040/504,095,465.80 - Step 6: Final answer
x = 181,714,526.70
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Similar ratio
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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.