Finding the Fourth Proportional to 84,901,358.92, 117,164,272.08 and 48,233,941.96
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Solution
The fourth proportional to 84,901,358.92, 117,164,272.08 and 48,233,941.96 is: 66,563,065.32
Step by Step Solution
- Step 1: Write the proportion equation
84,901,358.92 : 117,164,272.08 = 48,233,941.96 : x - Step 2: Convert to fraction form
84,901,358.92/117,164,272.08 = 48,233,941.96/x - Step 3: Cross multiply
84,901,358.92x = 117,164,272.08 × 48,233,941.96 - Step 4: Simplify right side
84,901,358.92x = 5,651,294,699,292,368 - Step 5: Solve for x
x = 5,651,294,699,292,368/84,901,358.92 - Step 6: Final answer
x = 66,563,065.32
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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.