Finding the Fourth Proportional to 4,775,398,695.45, 7,163,767,800.99 and 1,669,274,853.93
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Solution
The fourth proportional to 4,775,398,695.45, 7,163,767,800.99 and 1,669,274,853.93 is: 2,504,146,399.54
Step by Step Solution
- Step 1: Write the proportion equation
4,775,398,695.45 : 7,163,767,800.99 = 1,669,274,853.93 : x - Step 2: Convert to fraction form
4,775,398,695.45/7,163,767,800.99 = 1,669,274,853.93/x - Step 3: Cross multiply
4,775,398,695.45x = 7,163,767,800.99 × 1,669,274,853.93 - Step 4: Simplify right side
4,775,398,695.45x = 11,958,297,449,586,020,352 - Step 5: Solve for x
x = 11,958,297,449,586,020,352/4,775,398,695.45 - Step 6: Final answer
x = 2,504,146,399.54
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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.