Finding the Fourth Proportional to 236,196,230.70, 354,294,346.05 and 213,596,702.18
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Solution
The fourth proportional to 236,196,230.70, 354,294,346.05 and 213,596,702.18 is: 320,395,053.26
Step by Step Solution
- Step 1: Write the proportion equation
236,196,230.70 : 354,294,346.05 = 213,596,702.18 : x - Step 2: Convert to fraction form
236,196,230.70/354,294,346.05 = 213,596,702.18/x - Step 3: Cross multiply
236,196,230.70x = 354,294,346.05 × 213,596,702.18 - Step 4: Simplify right side
236,196,230.70x = 75,676,103,915,528,240 - Step 5: Solve for x
x = 75,676,103,915,528,240/236,196,230.70 - Step 6: Final answer
x = 320,395,053.26
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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.