Finding the Fourth Proportional to 963,106,775.80, 1,444,660,163.70 and 236,095,487.80
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Solution
The fourth proportional to 963,106,775.80, 1,444,660,163.70 and 236,095,487.80 is: 354,143,231.70
Step by Step Solution
- Step 1: Write the proportion equation
963,106,775.80 : 1,444,660,163.70 = 236,095,487.80 : x - Step 2: Convert to fraction form
963,106,775.80/1,444,660,163.70 = 236,095,487.80/x - Step 3: Cross multiply
963,106,775.80x = 1,444,660,163.70 × 236,095,487.80 - Step 4: Simplify right side
963,106,775.80x = 341,077,746,053,979,392 - Step 5: Solve for x
x = 341,077,746,053,979,392/963,106,775.80 - Step 6: Final answer
x = 354,143,231.70
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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.