Finding the Fourth Proportional to 75,268,653.16, 112,889,511.63 and 47,893,628.68
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Solution
The fourth proportional to 75,268,653.16, 112,889,511.63 and 47,893,628.68 is: 71,831,873.23
Step by Step Solution
- Step 1: Write the proportion equation
75,268,653.16 : 112,889,511.63 = 47,893,628.68 : x - Step 2: Convert to fraction form
75,268,653.16/112,889,511.63 = 47,893,628.68/x - Step 3: Cross multiply
75,268,653.16x = 112,889,511.63 × 47,893,628.68 - Step 4: Simplify right side
75,268,653.16x = 5,406,688,351,873,761 - Step 5: Solve for x
x = 5,406,688,351,873,761/75,268,653.16 - Step 6: Final answer
x = 71,831,873.23
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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.