Finding the Fourth Proportional to 80,724,804,385.97, 121,059,165,675.85 and 44,924,194,729.65
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Solution
The fourth proportional to 80,724,804,385.97, 121,059,165,675.85 and 44,924,194,729.65 is: 67,370,687,039.74
Step by Step Solution
- Step 1: Write the proportion equation
80,724,804,385.97 : 121,059,165,675.85 = 44,924,194,729.65 : x - Step 2: Convert to fraction form
80,724,804,385.97/121,059,165,675.85 = 44,924,194,729.65/x - Step 3: Cross multiply
80,724,804,385.97x = 121,059,165,675.85 × 44,924,194,729.65 - Step 4: Simplify right side
80,724,804,385.97x = 5,438,485,532,631,330,979,840 - Step 5: Solve for x
x = 5,438,485,532,631,330,979,840/80,724,804,385.97 - Step 6: Final answer
x = 67,370,687,039.74
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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.