Finding the Fourth Proportional to 5,299,208,147.68, 7,312,735,717.52 and 3,041,519,292.32
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Solution
The fourth proportional to 5,299,208,147.68, 7,312,735,717.52 and 3,041,519,292.32 is: 4,197,198,174.64
Step by Step Solution
- Step 1: Write the proportion equation
5,299,208,147.68 : 7,312,735,717.52 = 3,041,519,292.32 : x - Step 2: Convert to fraction form
5,299,208,147.68/7,312,735,717.52 = 3,041,519,292.32/x - Step 3: Cross multiply
5,299,208,147.68x = 7,312,735,717.52 × 3,041,519,292.32 - Step 4: Simplify right side
5,299,208,147.68x = 22,241,826,764,474,621,952 - Step 5: Solve for x
x = 22,241,826,764,474,621,952/5,299,208,147.68 - Step 6: Final answer
x = 4,197,198,174.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.