Finding the Fourth Proportional to 3,491,316,266.40, 5,239,525,316.40 and 2,458,194,962.40
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Solution
The fourth proportional to 3,491,316,266.40, 5,239,525,316.40 and 2,458,194,962.40 is: 3,689,088,514.29
Step by Step Solution
- Step 1: Write the proportion equation
3,491,316,266.40 : 5,239,525,316.40 = 2,458,194,962.40 : x - Step 2: Convert to fraction form
3,491,316,266.40/5,239,525,316.40 = 2,458,194,962.40/x - Step 3: Cross multiply
3,491,316,266.40x = 5,239,525,316.40 × 2,458,194,962.40 - Step 4: Simplify right side
3,491,316,266.40x = 12,879,774,738,141,745,152 - Step 5: Solve for x
x = 12,879,774,738,141,745,152/3,491,316,266.40 - Step 6: Final answer
x = 3,689,088,514.29
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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.