Finding the Fourth Proportional to 7,966,256,841.42, 10,994,873,835.33 and 4,751,373,139.98
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Solution
The fourth proportional to 7,966,256,841.42, 10,994,873,835.33 and 4,751,373,139.98 is: 6,557,753,441.62
Step by Step Solution
- Step 1: Write the proportion equation
7,966,256,841.42 : 10,994,873,835.33 = 4,751,373,139.98 : x - Step 2: Convert to fraction form
7,966,256,841.42/10,994,873,835.33 = 4,751,373,139.98/x - Step 3: Cross multiply
7,966,256,841.42x = 10,994,873,835.33 × 4,751,373,139.98 - Step 4: Simplify right side
7,966,256,841.42x = 52,240,748,218,655,842,304 - Step 5: Solve for x
x = 52,240,748,218,655,842,304/7,966,256,841.42 - Step 6: Final answer
x = 6,557,753,441.62
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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.