Finding the Fourth Proportional to 106,410,964.20, 159,687,305.10 and 48,873,618.60
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Solution
The fourth proportional to 106,410,964.20, 159,687,305.10 and 48,873,618.60 is: 73,342,972.72
Step by Step Solution
- Step 1: Write the proportion equation
106,410,964.20 : 159,687,305.10 = 48,873,618.60 : x - Step 2: Convert to fraction form
106,410,964.20/159,687,305.10 = 48,873,618.60/x - Step 3: Cross multiply
106,410,964.20x = 159,687,305.10 × 48,873,618.60 - Step 4: Simplify right side
106,410,964.20x = 7,804,496,444,719,235 - Step 5: Solve for x
x = 7,804,496,444,719,235/106,410,964.20 - Step 6: Final answer
x = 73,342,972.72
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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.