Finding the Fourth Proportional to 3,079,455,406.44, 4,249,732,021.86 and 1,741,545,566.07
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Solution
The fourth proportional to 3,079,455,406.44, 4,249,732,021.86 and 1,741,545,566.07 is: 2,403,380,137.99
Step by Step Solution
- Step 1: Write the proportion equation
3,079,455,406.44 : 4,249,732,021.86 = 1,741,545,566.07 : x - Step 2: Convert to fraction form
3,079,455,406.44/4,249,732,021.86 = 1,741,545,566.07/x - Step 3: Cross multiply
3,079,455,406.44x = 4,249,732,021.86 × 1,741,545,566.07 - Step 4: Simplify right side
3,079,455,406.44x = 7,401,101,959,655,979,008 - Step 5: Solve for x
x = 7,401,101,959,655,979,008/3,079,455,406.44 - Step 6: Final answer
x = 2,403,380,137.99
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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.