Finding the Fourth Proportional to 213,258,453.96, 319,672,324.62 and 83,956,819.08
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Solution
The fourth proportional to 213,258,453.96, 319,672,324.62 and 83,956,819.08 is: 125,850,445.90
Step by Step Solution
- Step 1: Write the proportion equation
213,258,453.96 : 319,672,324.62 = 83,956,819.08 : x - Step 2: Convert to fraction form
213,258,453.96/319,672,324.62 = 83,956,819.08/x - Step 3: Cross multiply
213,258,453.96x = 319,672,324.62 × 83,956,819.08 - Step 4: Simplify right side
213,258,453.96x = 26,838,671,523,004,368 - Step 5: Solve for x
x = 26,838,671,523,004,368/213,258,453.96 - Step 6: Final answer
x = 125,850,445.90
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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.