Finding the Fourth Proportional to 345,134,206, 475,969,765.40 and 269,790,487.84
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Solution
The fourth proportional to 345,134,206, 475,969,765.40 and 269,790,487.84 is: 372,064,295.49
Step by Step Solution
- Step 1: Write the proportion equation
345,134,206 : 475,969,765.40 = 269,790,487.84 : x - Step 2: Convert to fraction form
345,134,206/475,969,765.40 = 269,790,487.84/x - Step 3: Cross multiply
345,134,206x = 475,969,765.40 × 269,790,487.84 - Step 4: Simplify right side
345,134,206x = 128,412,115,204,356,336 - Step 5: Solve for x
x = 128,412,115,204,356,336/345,134,206 - Step 6: Final answer
x = 372,064,295.49
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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.