Finding the Fourth Proportional to 7,485,896,625.60, 11,230,567,028.55 and 2,512,278,481.26
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Solution
The fourth proportional to 7,485,896,625.60, 11,230,567,028.55 and 2,512,278,481.26 is: 3,768,995,658.01
Step by Step Solution
- Step 1: Write the proportion equation
7,485,896,625.60 : 11,230,567,028.55 = 2,512,278,481.26 : x - Step 2: Convert to fraction form
7,485,896,625.60/11,230,567,028.55 = 2,512,278,481.26/x - Step 3: Cross multiply
7,485,896,625.60x = 11,230,567,028.55 × 2,512,278,481.26 - Step 4: Simplify right side
7,485,896,625.60x = 28,214,311,878,174,224,384 - Step 5: Solve for x
x = 28,214,311,878,174,224,384/7,485,896,625.60 - Step 6: Final answer
x = 3,768,995,658.01
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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.