Finding the Fourth Proportional to 6,901,412,903.19, 9,524,376,612.18 and 3,807,937,223.55
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Solution
The fourth proportional to 6,901,412,903.19, 9,524,376,612.18 and 3,807,937,223.55 is: 5,255,188,863.70
Step by Step Solution
- Step 1: Write the proportion equation
6,901,412,903.19 : 9,524,376,612.18 = 3,807,937,223.55 : x - Step 2: Convert to fraction form
6,901,412,903.19/9,524,376,612.18 = 3,807,937,223.55/x - Step 3: Cross multiply
6,901,412,903.19x = 9,524,376,612.18 × 3,807,937,223.55 - Step 4: Simplify right side
6,901,412,903.19x = 36,268,228,232,629,268,480 - Step 5: Solve for x
x = 36,268,228,232,629,268,480/6,901,412,903.19 - Step 6: Final answer
x = 5,255,188,863.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.