Finding the Fourth Proportional to 120,856,873.79, 181,338,893.82 and 63,335,468.99
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Solution
The fourth proportional to 120,856,873.79, 181,338,893.82 and 63,335,468.99 is: 95,031,283.92
Step by Step Solution
- Step 1: Write the proportion equation
120,856,873.79 : 181,338,893.82 = 63,335,468.99 : x - Step 2: Convert to fraction form
120,856,873.79/181,338,893.82 = 63,335,468.99/x - Step 3: Cross multiply
120,856,873.79x = 181,338,893.82 × 63,335,468.99 - Step 4: Simplify right side
120,856,873.79x = 11,485,183,886,670,860 - Step 5: Solve for x
x = 11,485,183,886,670,860/120,856,873.79 - Step 6: Final answer
x = 95,031,283.92
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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.