Finding the Fourth Proportional to 1,715,972,298.75, 2,573,575,385.09 and 795,729,060.99
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Solution
The fourth proportional to 1,715,972,298.75, 2,573,575,385.09 and 795,729,060.99 is: 1,193,415,957.85
Step by Step Solution
- Step 1: Write the proportion equation
1,715,972,298.75 : 2,573,575,385.09 = 795,729,060.99 : x - Step 2: Convert to fraction form
1,715,972,298.75/2,573,575,385.09 = 795,729,060.99/x - Step 3: Cross multiply
1,715,972,298.75x = 2,573,575,385.09 × 795,729,060.99 - Step 4: Simplify right side
1,715,972,298.75x = 2,047,868,724,560,664,832 - Step 5: Solve for x
x = 2,047,868,724,560,664,832/1,715,972,298.75 - Step 6: Final answer
x = 1,193,415,957.85
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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.