Finding the Fourth Proportional to 2,018,844,252.30, 3,028,266,378.45 and 930,453,084.30
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Solution
The fourth proportional to 2,018,844,252.30, 3,028,266,378.45 and 930,453,084.30 is: 1,395,679,626.45
Step by Step Solution
- Step 1: Write the proportion equation
2,018,844,252.30 : 3,028,266,378.45 = 930,453,084.30 : x - Step 2: Convert to fraction form
2,018,844,252.30/3,028,266,378.45 = 930,453,084.30/x - Step 3: Cross multiply
2,018,844,252.30x = 3,028,266,378.45 × 930,453,084.30 - Step 4: Simplify right side
2,018,844,252.30x = 2,817,659,791,910,793,216 - Step 5: Solve for x
x = 2,817,659,791,910,793,216/2,018,844,252.30 - Step 6: Final answer
x = 1,395,679,626.45
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Similar ratio
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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.