Finding the Fourth Proportional to 86,322,090.24, 119,123,075.28 and 47,163,024.12
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Solution
The fourth proportional to 86,322,090.24, 119,123,075.28 and 47,163,024.12 is: 65,084,203.33
Step by Step Solution
- Step 1: Write the proportion equation
86,322,090.24 : 119,123,075.28 = 47,163,024.12 : x - Step 2: Convert to fraction form
86,322,090.24/119,123,075.28 = 47,163,024.12/x - Step 3: Cross multiply
86,322,090.24x = 119,123,075.28 × 47,163,024.12 - Step 4: Simplify right side
86,322,090.24x = 5,618,204,472,679,215 - Step 5: Solve for x
x = 5,618,204,472,679,215/86,322,090.24 - Step 6: Final answer
x = 65,084,203.33
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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.