Finding the Fourth Proportional to 2,984,378,844.80, 4,476,526,276.80 and 1,348,600,822.40
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Solution
The fourth proportional to 2,984,378,844.80, 4,476,526,276.80 and 1,348,600,822.40 is: 2,022,882,258.70
Step by Step Solution
- Step 1: Write the proportion equation
2,984,378,844.80 : 4,476,526,276.80 = 1,348,600,822.40 : x - Step 2: Convert to fraction form
2,984,378,844.80/4,476,526,276.80 = 1,348,600,822.40/x - Step 3: Cross multiply
2,984,378,844.80x = 4,476,526,276.80 × 1,348,600,822.40 - Step 4: Simplify right side
2,984,378,844.80x = 6,037,047,018,387,690,496 - Step 5: Solve for x
x = 6,037,047,018,387,690,496/2,984,378,844.80 - Step 6: Final answer
x = 2,022,882,258.70
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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.