Finding the Fourth Proportional to 163,499,449.15, 245,296,511.66 and 48,486,759.40
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Solution
The fourth proportional to 163,499,449.15, 245,296,511.66 and 48,486,759.40 is: 72,744,177.45
Step by Step Solution
- Step 1: Write the proportion equation
163,499,449.15 : 245,296,511.66 = 48,486,759.40 : x - Step 2: Convert to fraction form
163,499,449.15/245,296,511.66 = 48,486,759.40/x - Step 3: Cross multiply
163,499,449.15x = 245,296,511.66 × 48,486,759.40 - Step 4: Simplify right side
163,499,449.15x = 11,893,632,942,517,714 - Step 5: Solve for x
x = 11,893,632,942,517,714/163,499,449.15 - Step 6: Final answer
x = 72,744,177.45
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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.