Finding the Fourth Proportional to 4,884,101,324.40, 7,315,402,444.20 and 2,942,017,330.80
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Solution
The fourth proportional to 4,884,101,324.40, 7,315,402,444.20 and 2,942,017,330.80 is: 4,406,550,835.69
Step by Step Solution
- Step 1: Write the proportion equation
4,884,101,324.40 : 7,315,402,444.20 = 2,942,017,330.80 : x - Step 2: Convert to fraction form
4,884,101,324.40/7,315,402,444.20 = 2,942,017,330.80/x - Step 3: Cross multiply
4,884,101,324.40x = 7,315,402,444.20 × 2,942,017,330.80 - Step 4: Simplify right side
4,884,101,324.40x = 21,522,040,772,613,079,040 - Step 5: Solve for x
x = 21,522,040,772,613,079,040/4,884,101,324.40 - Step 6: Final answer
x = 4,406,550,835.69
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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.