Finding the Fourth Proportional to 336,301,643.80, 504,452,465.70 and 154,548,821.80
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Solution
The fourth proportional to 336,301,643.80, 504,452,465.70 and 154,548,821.80 is: 231,823,232.70
Step by Step Solution
- Step 1: Write the proportion equation
336,301,643.80 : 504,452,465.70 = 154,548,821.80 : x - Step 2: Convert to fraction form
336,301,643.80/504,452,465.70 = 154,548,821.80/x - Step 3: Cross multiply
336,301,643.80x = 504,452,465.70 × 154,548,821.80 - Step 4: Simplify right side
336,301,643.80x = 77,962,534,228,039,920 - Step 5: Solve for x
x = 77,962,534,228,039,920/336,301,643.80 - Step 6: Final answer
x = 231,823,232.70
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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.