Finding the Fourth Proportional to 1,102,296,796.06, 1,521,166,915.33 and 600,509,703.13
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Solution
The fourth proportional to 1,102,296,796.06, 1,521,166,915.33 and 600,509,703.13 is: 828,701,939.44
Step by Step Solution
- Step 1: Write the proportion equation
1,102,296,796.06 : 1,521,166,915.33 = 600,509,703.13 : x - Step 2: Convert to fraction form
1,102,296,796.06/1,521,166,915.33 = 600,509,703.13/x - Step 3: Cross multiply
1,102,296,796.06x = 1,521,166,915.33 × 600,509,703.13 - Step 4: Simplify right side
1,102,296,796.06x = 913,475,492,730,692,096 - Step 5: Solve for x
x = 913,475,492,730,692,096/1,102,296,796.06 - Step 6: Final answer
x = 828,701,939.44
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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.