Finding the Fourth Proportional to 5,538,435,530.40, 8,307,653,295.60 and 1,608,134,090.40
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Solution
The fourth proportional to 5,538,435,530.40, 8,307,653,295.60 and 1,608,134,090.40 is: 2,412,201,135.60
Step by Step Solution
- Step 1: Write the proportion equation
5,538,435,530.40 : 8,307,653,295.60 = 1,608,134,090.40 : x - Step 2: Convert to fraction form
5,538,435,530.40/8,307,653,295.60 = 1,608,134,090.40/x - Step 3: Cross multiply
5,538,435,530.40x = 8,307,653,295.60 × 1,608,134,090.40 - Step 4: Simplify right side
5,538,435,530.40x = 13,359,820,475,878,268,928 - Step 5: Solve for x
x = 13,359,820,475,878,268,928/5,538,435,530.40 - Step 6: Final answer
x = 2,412,201,135.60
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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.