Finding the Fourth Proportional to 79,189,010,790.84, 109,281,403,383.84 and 43,059,784,321.08
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Solution
The fourth proportional to 79,189,010,790.84, 109,281,403,383.84 and 43,059,784,321.08 is: 59,422,811,486.33
Step by Step Solution
- Step 1: Write the proportion equation
79,189,010,790.84 : 109,281,403,383.84 = 43,059,784,321.08 : x - Step 2: Convert to fraction form
79,189,010,790.84/109,281,403,383.84 = 43,059,784,321.08/x - Step 3: Cross multiply
79,189,010,790.84x = 109,281,403,383.84 × 43,059,784,321.08 - Step 4: Simplify right side
79,189,010,790.84x = 4,705,633,660,013,092,274,176 - Step 5: Solve for x
x = 4,705,633,660,013,092,274,176/79,189,010,790.84 - Step 6: Final answer
x = 59,422,811,486.33
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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.