Finding the Fourth Proportional to 5,403,337,273.62, 7,455,544,980.93 and 3,395,008,758.42
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Solution
The fourth proportional to 5,403,337,273.62, 7,455,544,980.93 and 3,395,008,758.42 is: 4,684,445,783.65
Step by Step Solution
- Step 1: Write the proportion equation
5,403,337,273.62 : 7,455,544,980.93 = 3,395,008,758.42 : x - Step 2: Convert to fraction form
5,403,337,273.62/7,455,544,980.93 = 3,395,008,758.42/x - Step 3: Cross multiply
5,403,337,273.62x = 7,455,544,980.93 × 3,395,008,758.42 - Step 4: Simplify right side
5,403,337,273.62x = 25,311,640,509,051,625,472 - Step 5: Solve for x
x = 25,311,640,509,051,625,472/5,403,337,273.62 - Step 6: Final answer
x = 4,684,445,783.65
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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.