Finding the Fourth Proportional to 370,922,309.80, 556,383,464.70 and 325,572,677.80
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Solution
The fourth proportional to 370,922,309.80, 556,383,464.70 and 325,572,677.80 is: 488,359,016.70
Step by Step Solution
- Step 1: Write the proportion equation
370,922,309.80 : 556,383,464.70 = 325,572,677.80 : x - Step 2: Convert to fraction form
370,922,309.80/556,383,464.70 = 325,572,677.80/x - Step 3: Cross multiply
370,922,309.80x = 556,383,464.70 × 325,572,677.80 - Step 4: Simplify right side
370,922,309.80x = 181,143,254,486,020,800 - Step 5: Solve for x
x = 181,143,254,486,020,800/370,922,309.80 - Step 6: Final answer
x = 488,359,016.70
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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.