Finding the Fourth Proportional to 3,549,588,988.96, 4,898,285,647.68 and 1,942,036,096.96
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Solution
The fourth proportional to 3,549,588,988.96, 4,898,285,647.68 and 1,942,036,096.96 is: 2,679,929,301.84
Step by Step Solution
- Step 1: Write the proportion equation
3,549,588,988.96 : 4,898,285,647.68 = 1,942,036,096.96 : x - Step 2: Convert to fraction form
3,549,588,988.96/4,898,285,647.68 = 1,942,036,096.96/x - Step 3: Cross multiply
3,549,588,988.96x = 4,898,285,647.68 × 1,942,036,096.96 - Step 4: Simplify right side
3,549,588,988.96x = 9,512,647,541,015,654,400 - Step 5: Solve for x
x = 9,512,647,541,015,654,400/3,549,588,988.96 - Step 6: Final answer
x = 2,679,929,301.84
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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.