Finding the Fourth Proportional to 4,622,088,858.96, 6,378,494,988.60 and 2,507,544,803.28
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Solution
The fourth proportional to 4,622,088,858.96, 6,378,494,988.60 and 2,507,544,803.28 is: 3,460,418,535.75
Step by Step Solution
- Step 1: Write the proportion equation
4,622,088,858.96 : 6,378,494,988.60 = 2,507,544,803.28 : x - Step 2: Convert to fraction form
4,622,088,858.96/6,378,494,988.60 = 2,507,544,803.28/x - Step 3: Cross multiply
4,622,088,858.96x = 6,378,494,988.60 × 2,507,544,803.28 - Step 4: Simplify right side
4,622,088,858.96x = 15,994,361,961,411,454,976 - Step 5: Solve for x
x = 15,994,361,961,411,454,976/4,622,088,858.96 - Step 6: Final answer
x = 3,460,418,535.75
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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.