Finding the Fourth Proportional to 346,009,299.06, 477,491,114.13 and 187,239,310.14
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Solution
The fourth proportional to 346,009,299.06, 477,491,114.13 and 187,239,310.14 is: 258,389,318.01
Step by Step Solution
- Step 1: Write the proportion equation
346,009,299.06 : 477,491,114.13 = 187,239,310.14 : x - Step 2: Convert to fraction form
346,009,299.06/477,491,114.13 = 187,239,310.14/x - Step 3: Cross multiply
346,009,299.06x = 477,491,114.13 × 187,239,310.14 - Step 4: Simplify right side
346,009,299.06x = 89,405,106,807,681,200 - Step 5: Solve for x
x = 89,405,106,807,681,200/346,009,299.06 - Step 6: Final answer
x = 258,389,318.01
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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.