Finding the Fourth Proportional to 5,196,943,512.97, 7,795,873,358.07 and 1,466,267,583.85
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Solution
The fourth proportional to 5,196,943,512.97, 7,795,873,358.07 and 1,466,267,583.85 is: 2,199,530,621.07
Step by Step Solution
- Step 1: Write the proportion equation
5,196,943,512.97 : 7,795,873,358.07 = 1,466,267,583.85 : x - Step 2: Convert to fraction form
5,196,943,512.97/7,795,873,358.07 = 1,466,267,583.85/x - Step 3: Cross multiply
5,196,943,512.97x = 7,795,873,358.07 × 1,466,267,583.85 - Step 4: Simplify right side
5,196,943,512.97x = 11,430,836,392,737,884,160 - Step 5: Solve for x
x = 11,430,836,392,737,884,160/5,196,943,512.97 - Step 6: Final answer
x = 2,199,530,621.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.