Finding the Fourth Proportional to 113,886,494.06, 171,102,269.84 and 73,025,988.17
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Solution
The fourth proportional to 113,886,494.06, 171,102,269.84 and 73,025,988.17 is: 109,713,732.39
Step by Step Solution
- Step 1: Write the proportion equation
113,886,494.06 : 171,102,269.84 = 73,025,988.17 : x - Step 2: Convert to fraction form
113,886,494.06/171,102,269.84 = 73,025,988.17/x - Step 3: Cross multiply
113,886,494.06x = 171,102,269.84 × 73,025,988.17 - Step 4: Simplify right side
113,886,494.06x = 12,494,912,331,975,348 - Step 5: Solve for x
x = 12,494,912,331,975,348/113,886,494.06 - Step 6: Final answer
x = 109,713,732.39
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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.