Finding the Fourth Proportional to 3,536,681,768.99, 4,880,636,014.62 and 1,929,171,795.41
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Solution
The fourth proportional to 3,536,681,768.99, 4,880,636,014.62 and 1,929,171,795.41 is: 2,662,265,354.39
Step by Step Solution
- Step 1: Write the proportion equation
3,536,681,768.99 : 4,880,636,014.62 = 1,929,171,795.41 : x - Step 2: Convert to fraction form
3,536,681,768.99/4,880,636,014.62 = 1,929,171,795.41/x - Step 3: Cross multiply
3,536,681,768.99x = 4,880,636,014.62 × 1,929,171,795.41 - Step 4: Simplify right side
3,536,681,768.99x = 9,415,585,343,067,172,864 - Step 5: Solve for x
x = 9,415,585,343,067,172,864/3,536,681,768.99 - Step 6: Final answer
x = 2,662,265,354.39
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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.