Finding the Fourth Proportional to 236,853,276.48, 326,757,434.40 and 158,562,054.18
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Solution
The fourth proportional to 236,853,276.48, 326,757,434.40 and 158,562,054.18 is: 218,748,631.17
Step by Step Solution
- Step 1: Write the proportion equation
236,853,276.48 : 326,757,434.40 = 158,562,054.18 : x - Step 2: Convert to fraction form
236,853,276.48/326,757,434.40 = 158,562,054.18/x - Step 3: Cross multiply
236,853,276.48x = 326,757,434.40 × 158,562,054.18 - Step 4: Simplify right side
236,853,276.48x = 51,811,330,017,050,592 - Step 5: Solve for x
x = 51,811,330,017,050,592/236,853,276.48 - Step 6: Final answer
x = 218,748,631.17
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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.