Finding the Fourth Proportional to 823,071,176.37, 1,234,346,577.18 and 270,282,475.71
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Solution
The fourth proportional to 823,071,176.37, 1,234,346,577.18 and 270,282,475.71 is: 405,338,272.49
Step by Step Solution
- Step 1: Write the proportion equation
823,071,176.37 : 1,234,346,577.18 = 270,282,475.71 : x - Step 2: Convert to fraction form
823,071,176.37/1,234,346,577.18 = 270,282,475.71/x - Step 3: Cross multiply
823,071,176.37x = 1,234,346,577.18 × 270,282,475.71 - Step 4: Simplify right side
823,071,176.37x = 333,622,248,764,374,976 - Step 5: Solve for x
x = 333,622,248,764,374,976/823,071,176.37 - Step 6: Final answer
x = 405,338,272.49
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1.5x scale
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.