Finding the Fourth Proportional to 301,973,598.64, 416,674,952.68 and 169,806,715.12
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Solution
The fourth proportional to 301,973,598.64, 416,674,952.68 and 169,806,715.12 is: 234,305,930.41
Step by Step Solution
- Step 1: Write the proportion equation
301,973,598.64 : 416,674,952.68 = 169,806,715.12 : x - Step 2: Convert to fraction form
301,973,598.64/416,674,952.68 = 169,806,715.12/x - Step 3: Cross multiply
301,973,598.64x = 416,674,952.68 × 169,806,715.12 - Step 4: Simplify right side
301,973,598.64x = 70,754,204,987,372,240 - Step 5: Solve for x
x = 70,754,204,987,372,240/301,973,598.64 - Step 6: Final answer
x = 234,305,930.41
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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.