Finding the Fourth Proportional to 584,407,507.19, 806,482,794.73 and 316,485,419.45
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Solution
The fourth proportional to 584,407,507.19, 806,482,794.73 and 316,485,419.45 is: 436,750,114.31
Step by Step Solution
- Step 1: Write the proportion equation
584,407,507.19 : 806,482,794.73 = 316,485,419.45 : x - Step 2: Convert to fraction form
584,407,507.19/806,482,794.73 = 316,485,419.45/x - Step 3: Cross multiply
584,407,507.19x = 806,482,794.73 × 316,485,419.45 - Step 4: Simplify right side
584,407,507.19x = 255,240,045,568,107,296 - Step 5: Solve for x
x = 255,240,045,568,107,296/584,407,507.19 - Step 6: Final answer
x = 436,750,114.31
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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.