Finding the Fourth Proportional to 7,966,256,840.17, 10,994,873,833.61 and 4,751,373,138.73
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Solution
The fourth proportional to 7,966,256,840.17, 10,994,873,833.61 and 4,751,373,138.73 is: 6,557,753,439.90
Step by Step Solution
- Step 1: Write the proportion equation
7,966,256,840.17 : 10,994,873,833.61 = 4,751,373,138.73 : x - Step 2: Convert to fraction form
7,966,256,840.17/10,994,873,833.61 = 4,751,373,138.73/x - Step 3: Cross multiply
7,966,256,840.17x = 10,994,873,833.61 × 4,751,373,138.73 - Step 4: Simplify right side
7,966,256,840.17x = 52,240,748,196,716,126,208 - Step 5: Solve for x
x = 52,240,748,196,716,126,208/7,966,256,840.17 - Step 6: Final answer
x = 6,557,753,439.90
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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.