Finding the Fourth Proportional to 3,459,303,378.87, 5,197,233,123.12 and 2,218,165,512.46
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Solution
The fourth proportional to 3,459,303,378.87, 5,197,233,123.12 and 2,218,165,512.46 is: 3,332,556,301.46
Step by Step Solution
- Step 1: Write the proportion equation
3,459,303,378.87 : 5,197,233,123.12 = 2,218,165,512.46 : x - Step 2: Convert to fraction form
3,459,303,378.87/5,197,233,123.12 = 2,218,165,512.46/x - Step 3: Cross multiply
3,459,303,378.87x = 5,197,233,123.12 × 2,218,165,512.46 - Step 4: Simplify right side
3,459,303,378.87x = 11,528,323,273,893,574,656 - Step 5: Solve for x
x = 11,528,323,273,893,574,656/3,459,303,378.87 - Step 6: Final answer
x = 3,332,556,301.46
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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.