Finding the Fourth Proportional to 192,124,766.40, 265,129,012.44 and 104,018,059.68
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Solution
The fourth proportional to 192,124,766.40, 265,129,012.44 and 104,018,059.68 is: 143,543,208.70
Step by Step Solution
- Step 1: Write the proportion equation
192,124,766.40 : 265,129,012.44 = 104,018,059.68 : x - Step 2: Convert to fraction form
192,124,766.40/265,129,012.44 = 104,018,059.68/x - Step 3: Cross multiply
192,124,766.40x = 265,129,012.44 × 104,018,059.68 - Step 4: Simplify right side
192,124,766.40x = 27,578,205,438,883,384 - Step 5: Solve for x
x = 27,578,205,438,883,384/192,124,766.40 - Step 6: Final answer
x = 143,543,208.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.