Finding the Fourth Proportional to 3,225,351,756,893.80, 4,450,987,210,326.90 and 1,742,165,421,880
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Solution
The fourth proportional to 3,225,351,756,893.80, 4,450,987,210,326.90 and 1,742,165,421,880 is: 2,404,189,246,796.93
Step by Step Solution
- Step 1: Write the proportion equation
3,225,351,756,893.80 : 4,450,987,210,326.90 = 1,742,165,421,880 : x - Step 2: Convert to fraction form
3,225,351,756,893.80/4,450,987,210,326.90 = 1,742,165,421,880/x - Step 3: Cross multiply
3,225,351,756,893.80x = 4,450,987,210,326.90 × 1,742,165,421,880 - Step 4: Simplify right side
3,225,351,756,893.80x = 7,754,356,011,061,649,057,251,328 - Step 5: Solve for x
x = 7,754,356,011,061,649,057,251,328/3,225,351,756,893.80 - Step 6: Final answer
x = 2,404,189,246,796.93
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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.