Finding the Fourth Proportional to 163,647,465.24, 225,838,289.88 and 89,312,793.54
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Solution
The fourth proportional to 163,647,465.24, 225,838,289.88 and 89,312,793.54 is: 123,254,268.12
Step by Step Solution
- Step 1: Write the proportion equation
163,647,465.24 : 225,838,289.88 = 89,312,793.54 : x - Step 2: Convert to fraction form
163,647,465.24/225,838,289.88 = 89,312,793.54/x - Step 3: Cross multiply
163,647,465.24x = 225,838,289.88 × 89,312,793.54 - Step 4: Simplify right side
163,647,465.24x = 20,170,248,557,479,112 - Step 5: Solve for x
x = 20,170,248,557,479,112/163,647,465.24 - Step 6: Final answer
x = 123,254,268.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.