Finding the Fourth Proportional to 139,968,124.08, 209,952,186.26 and 139,968,124.08
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Solution
The fourth proportional to 139,968,124.08, 209,952,186.26 and 139,968,124.08 is: 209,952,186.26
Step by Step Solution
- Step 1: Write the proportion equation
139,968,124.08 : 209,952,186.26 = 139,968,124.08 : x - Step 2: Convert to fraction form
139,968,124.08/209,952,186.26 = 139,968,124.08/x - Step 3: Cross multiply
139,968,124.08x = 209,952,186.26 × 139,968,124.08 - Step 4: Simplify right side
139,968,124.08x = 29,386,613,657,306,952 - Step 5: Solve for x
x = 29,386,613,657,306,952/139,968,124.08 - Step 6: Final answer
x = 209,952,186.26
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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.