Finding the Fourth Proportional to 1,364,490,988.62, 1,882,997,567.26 and 737,959,416.48
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Solution
The fourth proportional to 1,364,490,988.62, 1,882,997,567.26 and 737,959,416.48 is: 1,018,383,996.35
Step by Step Solution
- Step 1: Write the proportion equation
1,364,490,988.62 : 1,882,997,567.26 = 737,959,416.48 : x - Step 2: Convert to fraction form
1,364,490,988.62/1,882,997,567.26 = 737,959,416.48/x - Step 3: Cross multiply
1,364,490,988.62x = 1,882,997,567.26 × 737,959,416.48 - Step 4: Simplify right side
1,364,490,988.62x = 1,389,575,785,968,449,280 - Step 5: Solve for x
x = 1,389,575,785,968,449,280/1,364,490,988.62 - Step 6: Final answer
x = 1,018,383,996.35
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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.