Finding the Fourth Proportional to 983,997,850.08, 1,476,541,575.12 and 589,555,365.12
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Solution
The fourth proportional to 983,997,850.08, 1,476,541,575.12 and 589,555,365.12 is: 884,659,460.75
Step by Step Solution
- Step 1: Write the proportion equation
983,997,850.08 : 1,476,541,575.12 = 589,555,365.12 : x - Step 2: Convert to fraction form
983,997,850.08/1,476,541,575.12 = 589,555,365.12/x - Step 3: Cross multiply
983,997,850.08x = 1,476,541,575.12 × 589,555,365.12 - Step 4: Simplify right side
983,997,850.08x = 870,503,007,434,731,392 - Step 5: Solve for x
x = 870,503,007,434,731,392/983,997,850.08 - Step 6: Final answer
x = 884,659,460.75
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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.