Finding the Fourth Proportional to 127,947,088,709.48, 176,572,532,671.60 and 70,854,399,205.99
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Solution
The fourth proportional to 127,947,088,709.48, 176,572,532,671.60 and 70,854,399,205.99 is: 97,782,144,517.05
Step by Step Solution
- Step 1: Write the proportion equation
127,947,088,709.48 : 176,572,532,671.60 = 70,854,399,205.99 : x - Step 2: Convert to fraction form
127,947,088,709.48/176,572,532,671.60 = 70,854,399,205.99/x - Step 3: Cross multiply
127,947,088,709.48x = 176,572,532,671.60 × 70,854,399,205.99 - Step 4: Simplify right side
127,947,088,709.48x = 12,510,940,718,726,259,933,184 - Step 5: Solve for x
x = 12,510,940,718,726,259,933,184/127,947,088,709.48 - Step 6: Final answer
x = 97,782,144,517.05
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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.