Finding the Fourth Proportional to 4,947,962,621.04, 7,427,321,852.16 and 2,002,270,276.08
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Solution
The fourth proportional to 4,947,962,621.04, 7,427,321,852.16 and 2,002,270,276.08 is: 3,005,581,673.60
Step by Step Solution
- Step 1: Write the proportion equation
4,947,962,621.04 : 7,427,321,852.16 = 2,002,270,276.08 : x - Step 2: Convert to fraction form
4,947,962,621.04/7,427,321,852.16 = 2,002,270,276.08/x - Step 3: Cross multiply
4,947,962,621.04x = 7,427,321,852.16 × 2,002,270,276.08 - Step 4: Simplify right side
4,947,962,621.04x = 14,871,505,775,459,420,160 - Step 5: Solve for x
x = 14,871,505,775,459,420,160/4,947,962,621.04 - Step 6: Final answer
x = 3,005,581,673.60
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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.