Finding the Fourth Proportional to 1,628,240,526.74, 2,442,633,208.97 and 1,278,472,484.96
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Solution
The fourth proportional to 1,628,240,526.74, 2,442,633,208.97 and 1,278,472,484.96 is: 1,917,922,627.05
Step by Step Solution
- Step 1: Write the proportion equation
1,628,240,526.74 : 2,442,633,208.97 = 1,278,472,484.96 : x - Step 2: Convert to fraction form
1,628,240,526.74/2,442,633,208.97 = 1,278,472,484.96/x - Step 3: Cross multiply
1,628,240,526.74x = 2,442,633,208.97 × 1,278,472,484.96 - Step 4: Simplify right side
1,628,240,526.74x = 3,122,839,348,499,089,408 - Step 5: Solve for x
x = 3,122,839,348,499,089,408/1,628,240,526.74 - Step 6: Final answer
x = 1,917,922,627.05
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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.