Finding the Fourth Proportional to 273,060,712.99, 376,926,258.29 and 178,980,922.77
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Solution
The fourth proportional to 273,060,712.99, 376,926,258.29 and 178,980,922.77 is: 247,060,841.47
Step by Step Solution
- Step 1: Write the proportion equation
273,060,712.99 : 376,926,258.29 = 178,980,922.77 : x - Step 2: Convert to fraction form
273,060,712.99/376,926,258.29 = 178,980,922.77/x - Step 3: Cross multiply
273,060,712.99x = 376,926,258.29 × 178,980,922.77 - Step 4: Simplify right side
273,060,712.99x = 67,462,609,522,679,192 - Step 5: Solve for x
x = 67,462,609,522,679,192/273,060,712.99 - Step 6: Final answer
x = 247,060,841.47
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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.