Finding the Fourth Proportional to 3,089,204,829.80, 4,633,807,244.70 and 1,431,108,909.80
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Solution
The fourth proportional to 3,089,204,829.80, 4,633,807,244.70 and 1,431,108,909.80 is: 2,146,663,364.70
Step by Step Solution
- Step 1: Write the proportion equation
3,089,204,829.80 : 4,633,807,244.70 = 1,431,108,909.80 : x - Step 2: Convert to fraction form
3,089,204,829.80/4,633,807,244.70 = 1,431,108,909.80/x - Step 3: Cross multiply
3,089,204,829.80x = 4,633,807,244.70 × 1,431,108,909.80 - Step 4: Simplify right side
3,089,204,829.80x = 6,631,482,834,185,958,400 - Step 5: Solve for x
x = 6,631,482,834,185,958,400/3,089,204,829.80 - Step 6: Final answer
x = 2,146,663,364.70
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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.