Finding the Fourth Proportional to 191,489,105.68, 286,887,261.66 and 87,944,926.48
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Solution
The fourth proportional to 191,489,105.68, 286,887,261.66 and 87,944,926.48 is: 131,758,300.53
Step by Step Solution
- Step 1: Write the proportion equation
191,489,105.68 : 286,887,261.66 = 87,944,926.48 : x - Step 2: Convert to fraction form
191,489,105.68/286,887,261.66 = 87,944,926.48/x - Step 3: Cross multiply
191,489,105.68x = 286,887,261.66 × 87,944,926.48 - Step 4: Simplify right side
191,489,105.68x = 25,230,279,134,737,228 - Step 5: Solve for x
x = 25,230,279,134,737,228/191,489,105.68 - Step 6: Final answer
x = 131,758,300.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.