Finding the Fourth Proportional to 564,387,293.70, 846,251,447.13 and 218,937,259.26
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Solution
The fourth proportional to 564,387,293.70, 846,251,447.13 and 218,937,259.26 is: 328,278,071.72
Step by Step Solution
- Step 1: Write the proportion equation
564,387,293.70 : 846,251,447.13 = 218,937,259.26 : x - Step 2: Convert to fraction form
564,387,293.70/846,251,447.13 = 218,937,259.26/x - Step 3: Cross multiply
564,387,293.70x = 846,251,447.13 × 218,937,259.26 - Step 4: Simplify right side
564,387,293.70x = 185,275,972,479,450,976 - Step 5: Solve for x
x = 185,275,972,479,450,976/564,387,293.70 - Step 6: Final answer
x = 328,278,071.72
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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.