Finding the Fourth Proportional to 5,627,101,248.07, 8,439,821,610.56 and 1,642,115,394.21
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Solution
The fourth proportional to 5,627,101,248.07, 8,439,821,610.56 and 1,642,115,394.21 is: 2,462,930,802.22
Step by Step Solution
- Step 1: Write the proportion equation
5,627,101,248.07 : 8,439,821,610.56 = 1,642,115,394.21 : x - Step 2: Convert to fraction form
5,627,101,248.07/8,439,821,610.56 = 1,642,115,394.21/x - Step 3: Cross multiply
5,627,101,248.07x = 8,439,821,610.56 × 1,642,115,394.21 - Step 4: Simplify right side
5,627,101,248.07x = 13,859,160,991,075,375,104 - Step 5: Solve for x
x = 13,859,160,991,075,375,104/5,627,101,248.07 - Step 6: Final answer
x = 2,462,930,802.22
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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.