Finding the Fourth Proportional to 327,634,032.18, 491,452,885.40 and 109,283,774.79
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Solution
The fourth proportional to 327,634,032.18, 491,452,885.40 and 109,283,774.79 is: 163,926,274.97
Step by Step Solution
- Step 1: Write the proportion equation
327,634,032.18 : 491,452,885.40 = 109,283,774.79 : x - Step 2: Convert to fraction form
327,634,032.18/491,452,885.40 = 109,283,774.79/x - Step 3: Cross multiply
327,634,032.18x = 491,452,885.40 × 109,283,774.79 - Step 4: Simplify right side
327,634,032.18x = 53,707,826,447,402,864 - Step 5: Solve for x
x = 53,707,826,447,402,864/327,634,032.18 - Step 6: Final answer
x = 163,926,274.97
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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.