Finding the Fourth Proportional to 614,848,609.40, 922,272,914.10 and 555,539,793.80
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Solution
The fourth proportional to 614,848,609.40, 922,272,914.10 and 555,539,793.80 is: 833,309,690.70
Step by Step Solution
- Step 1: Write the proportion equation
614,848,609.40 : 922,272,914.10 = 555,539,793.80 : x - Step 2: Convert to fraction form
614,848,609.40/922,272,914.10 = 555,539,793.80/x - Step 3: Cross multiply
614,848,609.40x = 922,272,914.10 × 555,539,793.80 - Step 4: Simplify right side
614,848,609.40x = 512,359,304,526,439,104 - Step 5: Solve for x
x = 512,359,304,526,439,104/614,848,609.40 - Step 6: Final answer
x = 833,309,690.70
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1.5x scale
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.