Finding the Fourth Proportional to 122,750,067.48, 169,392,691.98 and 66,995,887.55
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Solution
The fourth proportional to 122,750,067.48, 169,392,691.98 and 66,995,887.55 is: 92,453,014.29
Step by Step Solution
- Step 1: Write the proportion equation
122,750,067.48 : 169,392,691.98 = 66,995,887.55 : x - Step 2: Convert to fraction form
122,750,067.48/169,392,691.98 = 66,995,887.55/x - Step 3: Cross multiply
122,750,067.48x = 169,392,691.98 × 66,995,887.55 - Step 4: Simplify right side
122,750,067.48x = 11,348,613,743,124,308 - Step 5: Solve for x
x = 11,348,613,743,124,308/122,750,067.48 - Step 6: Final answer
x = 92,453,014.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.