Finding the Fourth Proportional to 192,479,434.47, 288,736,118.01 and 54,306,251.91
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Solution
The fourth proportional to 192,479,434.47, 288,736,118.01 and 54,306,251.91 is: 81,464,164.75
Step by Step Solution
- Step 1: Write the proportion equation
192,479,434.47 : 288,736,118.01 = 54,306,251.91 : x - Step 2: Convert to fraction form
192,479,434.47/288,736,118.01 = 54,306,251.91/x - Step 3: Cross multiply
192,479,434.47x = 288,736,118.01 × 54,306,251.91 - Step 4: Simplify right side
192,479,434.47x = 15,680,176,360,166,546 - Step 5: Solve for x
x = 15,680,176,360,166,546/192,479,434.47 - Step 6: Final answer
x = 81,464,164.75
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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.