Finding the Fourth Proportional to 3,576,929,607.75, 5,366,194,637.21 and 1,089,985,173.95
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Solution
The fourth proportional to 3,576,929,607.75, 5,366,194,637.21 and 1,089,985,173.95 is: 1,635,221,610.85
Step by Step Solution
- Step 1: Write the proportion equation
3,576,929,607.75 : 5,366,194,637.21 = 1,089,985,173.95 : x - Step 2: Convert to fraction form
3,576,929,607.75/5,366,194,637.21 = 1,089,985,173.95/x - Step 3: Cross multiply
3,576,929,607.75x = 5,366,194,637.21 × 1,089,985,173.95 - Step 4: Simplify right side
3,576,929,607.75x = 5,849,072,595,100,898,304 - Step 5: Solve for x
x = 5,849,072,595,100,898,304/3,576,929,607.75 - Step 6: Final answer
x = 1,635,221,610.85
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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.