Finding the Fourth Proportional to 87,279,231.74, 130,932,299.70 and 29,758,050.81
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Solution
The fourth proportional to 87,279,231.74, 130,932,299.70 and 29,758,050.81 is: 44,641,662.74
Step by Step Solution
- Step 1: Write the proportion equation
87,279,231.74 : 130,932,299.70 = 29,758,050.81 : x - Step 2: Convert to fraction form
87,279,231.74/130,932,299.70 = 29,758,050.81/x - Step 3: Cross multiply
87,279,231.74x = 130,932,299.70 × 29,758,050.81 - Step 4: Simplify right side
87,279,231.74x = 3,896,290,027,142,747.50 - Step 5: Solve for x
x = 3,896,290,027,142,747.50/87,279,231.74 - Step 6: Final answer
x = 44,641,662.74
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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.