Finding the Fourth Proportional to 279,295,629.68, 418,955,235.84 and 82,559,493
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Solution
The fourth proportional to 279,295,629.68, 418,955,235.84 and 82,559,493 is: 123,842,725.00
Step by Step Solution
- Step 1: Write the proportion equation
279,295,629.68 : 418,955,235.84 = 82,559,493 : x - Step 2: Convert to fraction form
279,295,629.68/418,955,235.84 = 82,559,493/x - Step 3: Cross multiply
279,295,629.68x = 418,955,235.84 × 82,559,493 - Step 4: Simplify right side
279,295,629.68x = 34,588,731,860,645,828 - Step 5: Solve for x
x = 34,588,731,860,645,828/279,295,629.68 - Step 6: Final answer
x = 123,842,725.00
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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.