Finding the Fourth Proportional to 75,848,061.47, 104,652,121.97 and 46,078,114.46
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Solution
The fourth proportional to 75,848,061.47, 104,652,121.97 and 46,078,114.46 is: 63,576,739.62
Step by Step Solution
- Step 1: Write the proportion equation
75,848,061.47 : 104,652,121.97 = 46,078,114.46 : x - Step 2: Convert to fraction form
75,848,061.47/104,652,121.97 = 46,078,114.46/x - Step 3: Cross multiply
75,848,061.47x = 104,652,121.97 × 46,078,114.46 - Step 4: Simplify right side
75,848,061.47x = 4,822,172,454,207,475 - Step 5: Solve for x
x = 4,822,172,454,207,475/75,848,061.47 - Step 6: Final answer
x = 63,576,739.62
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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.