Finding the Fourth Proportional to 354,585,955.41, 532,086,195.76 and 256,120,566.93
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Solution
The fourth proportional to 354,585,955.41, 532,086,195.76 and 256,120,566.93 is: 384,330,558.03
Step by Step Solution
- Step 1: Write the proportion equation
354,585,955.41 : 532,086,195.76 = 256,120,566.93 : x - Step 2: Convert to fraction form
354,585,955.41/532,086,195.76 = 256,120,566.93/x - Step 3: Cross multiply
354,585,955.41x = 532,086,195.76 × 256,120,566.93 - Step 4: Simplify right side
354,585,955.41x = 136,278,218,113,037,856 - Step 5: Solve for x
x = 136,278,218,113,037,856/354,585,955.41 - Step 6: Final answer
x = 384,330,558.03
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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.