Finding the Fourth Proportional to 444,811,497.68, 613,844,860.20 and 254,097,772.56
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Solution
The fourth proportional to 444,811,497.68, 613,844,860.20 and 254,097,772.56 is: 350,657,778.60
Step by Step Solution
- Step 1: Write the proportion equation
444,811,497.68 : 613,844,860.20 = 254,097,772.56 : x - Step 2: Convert to fraction form
444,811,497.68/613,844,860.20 = 254,097,772.56/x - Step 3: Cross multiply
444,811,497.68x = 613,844,860.20 × 254,097,772.56 - Step 4: Simplify right side
444,811,497.68x = 155,976,611,674,224,608 - Step 5: Solve for x
x = 155,976,611,674,224,608/444,811,497.68 - Step 6: Final answer
x = 350,657,778.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.