Finding the Fourth Proportional to 236,473,007.55, 326,326,427.88 and 130,624,144.71
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Solution
The fourth proportional to 236,473,007.55, 326,326,427.88 and 130,624,144.71 is: 180,257,827.23
Step by Step Solution
- Step 1: Write the proportion equation
236,473,007.55 : 326,326,427.88 = 130,624,144.71 : x - Step 2: Convert to fraction form
236,473,007.55/326,326,427.88 = 130,624,144.71/x - Step 3: Cross multiply
236,473,007.55x = 326,326,427.88 × 130,624,144.71 - Step 4: Simplify right side
236,473,007.55x = 42,626,110,538,948,992 - Step 5: Solve for x
x = 42,626,110,538,948,992/236,473,007.55 - Step 6: Final answer
x = 180,257,827.23
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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.