Finding the Fourth Proportional to 146,215,589.12, 201,770,590.64 and 87,510,599.36
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Solution
The fourth proportional to 146,215,589.12, 201,770,590.64 and 87,510,599.36 is: 120,760,484.07
Step by Step Solution
- Step 1: Write the proportion equation
146,215,589.12 : 201,770,590.64 = 87,510,599.36 : x - Step 2: Convert to fraction form
146,215,589.12/201,770,590.64 = 87,510,599.36/x - Step 3: Cross multiply
146,215,589.12x = 201,770,590.64 × 87,510,599.36 - Step 4: Simplify right side
146,215,589.12x = 17,657,065,320,127,604 - Step 5: Solve for x
x = 17,657,065,320,127,604/146,215,589.12 - Step 6: Final answer
x = 120,760,484.07
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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.