Finding the Fourth Proportional to 294,621,470.62, 442,007,271.97 and 87,367,452.24
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Solution
The fourth proportional to 294,621,470.62, 442,007,271.97 and 87,367,452.24 is: 131,073,438.54
Step by Step Solution
- Step 1: Write the proportion equation
294,621,470.62 : 442,007,271.97 = 87,367,452.24 : x - Step 2: Convert to fraction form
294,621,470.62/442,007,271.97 = 87,367,452.24/x - Step 3: Cross multiply
294,621,470.62x = 442,007,271.97 × 87,367,452.24 - Step 4: Simplify right side
294,621,470.62x = 38,617,049,220,924,792 - Step 5: Solve for x
x = 38,617,049,220,924,792/294,621,470.62 - Step 6: Final answer
x = 131,073,438.54
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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.