Finding the Fourth Proportional to 2,474,669,632, 3,414,208,351.36 and 1,402,858,053.76
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Solution
The fourth proportional to 2,474,669,632, 3,414,208,351.36 and 1,402,858,053.76 is: 1,935,470,343.59
Step by Step Solution
- Step 1: Write the proportion equation
2,474,669,632 : 3,414,208,351.36 = 1,402,858,053.76 : x - Step 2: Convert to fraction form
2,474,669,632/3,414,208,351.36 = 1,402,858,053.76/x - Step 3: Cross multiply
2,474,669,632x = 3,414,208,351.36 × 1,402,858,053.76 - Step 4: Simplify right side
2,474,669,632x = 4,789,649,682,920,028,160 - Step 5: Solve for x
x = 4,789,649,682,920,028,160/2,474,669,632 - Step 6: Final answer
x = 1,935,470,343.59
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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.