Finding the Fourth Proportional to 614,304,914.25, 921,451,813.67 and 194,126,355.09
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Solution
The fourth proportional to 614,304,914.25, 921,451,813.67 and 194,126,355.09 is: 291,187,776.34
Step by Step Solution
- Step 1: Write the proportion equation
614,304,914.25 : 921,451,813.67 = 194,126,355.09 : x - Step 2: Convert to fraction form
614,304,914.25/921,451,813.67 = 194,126,355.09/x - Step 3: Cross multiply
614,304,914.25x = 921,451,813.67 × 194,126,355.09 - Step 4: Simplify right side
614,304,914.25x = 178,878,081,977,856,288 - Step 5: Solve for x
x = 178,878,081,977,856,288/614,304,914.25 - Step 6: Final answer
x = 291,187,776.34
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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.