Finding the Fourth Proportional to 252,703,726.54, 378,813,435.44 and 106,936,768.06
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Solution
The fourth proportional to 252,703,726.54, 378,813,435.44 and 106,936,768.06 is: 160,302,679.50
Step by Step Solution
- Step 1: Write the proportion equation
252,703,726.54 : 378,813,435.44 = 106,936,768.06 : x - Step 2: Convert to fraction form
252,703,726.54/378,813,435.44 = 106,936,768.06/x - Step 3: Cross multiply
252,703,726.54x = 378,813,435.44 × 106,936,768.06 - Step 4: Simplify right side
252,703,726.54x = 40,509,084,483,659,064 - Step 5: Solve for x
x = 40,509,084,483,659,064/252,703,726.54 - Step 6: Final answer
x = 160,302,679.50
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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.