Finding the Fourth Proportional to 200,289,212.68, 276,534,084.14 and 125,050,213.21
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Solution
The fourth proportional to 200,289,212.68, 276,534,084.14 and 125,050,213.21 is: 172,653,562.91
Step by Step Solution
- Step 1: Write the proportion equation
200,289,212.68 : 276,534,084.14 = 125,050,213.21 : x - Step 2: Convert to fraction form
200,289,212.68/276,534,084.14 = 125,050,213.21/x - Step 3: Cross multiply
200,289,212.68x = 276,534,084.14 × 125,050,213.21 - Step 4: Simplify right side
200,289,212.68x = 34,580,646,181,539,076 - Step 5: Solve for x
x = 34,580,646,181,539,076/200,289,212.68 - Step 6: Final answer
x = 172,653,562.91
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1.5x scale
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.