Finding the Fourth Proportional to 8,845,976,768.70, 13,268,965,153.05 and 7,451,263,008.30
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Solution
The fourth proportional to 8,845,976,768.70, 13,268,965,153.05 and 7,451,263,008.30 is: 11,176,894,512.45
Step by Step Solution
- Step 1: Write the proportion equation
8,845,976,768.70 : 13,268,965,153.05 = 7,451,263,008.30 : x - Step 2: Convert to fraction form
8,845,976,768.70/13,268,965,153.05 = 7,451,263,008.30/x - Step 3: Cross multiply
8,845,976,768.70x = 13,268,965,153.05 × 7,451,263,008.30 - Step 4: Simplify right side
8,845,976,768.70x = 98,870,549,203,343,212,544 - Step 5: Solve for x
x = 98,870,549,203,343,212,544/8,845,976,768.70 - Step 6: Final answer
x = 11,176,894,512.45
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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.