Finding the Fourth Proportional to 2,725,378,901.64, 4,088,100,903.30 and 760,112,408.79
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Solution
The fourth proportional to 2,725,378,901.64, 4,088,100,903.30 and 760,112,408.79 is: 1,140,177,691.66
Step by Step Solution
- Step 1: Write the proportion equation
2,725,378,901.64 : 4,088,100,903.30 = 760,112,408.79 : x - Step 2: Convert to fraction form
2,725,378,901.64/4,088,100,903.30 = 760,112,408.79/x - Step 3: Cross multiply
2,725,378,901.64x = 4,088,100,903.30 × 760,112,408.79 - Step 4: Simplify right side
2,725,378,901.64x = 3,107,416,224,983,938,048 - Step 5: Solve for x
x = 3,107,416,224,983,938,048/2,725,378,901.64 - Step 6: Final answer
x = 1,140,177,691.66
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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.