Finding the Fourth Proportional to 84,197,494.66, 116,192,541.21 and 45,566,326.66
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Solution
The fourth proportional to 84,197,494.66, 116,192,541.21 and 45,566,326.66 is: 62,881,530.02
Step by Step Solution
- Step 1: Write the proportion equation
84,197,494.66 : 116,192,541.21 = 45,566,326.66 : x - Step 2: Convert to fraction form
84,197,494.66/116,192,541.21 = 45,566,326.66/x - Step 3: Cross multiply
84,197,494.66x = 116,192,541.21 × 45,566,326.66 - Step 4: Simplify right side
84,197,494.66x = 5,294,467,288,230,371 - Step 5: Solve for x
x = 5,294,467,288,230,371/84,197,494.66 - Step 6: Final answer
x = 62,881,530.02
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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.