Finding the Fourth Proportional to 97,540,987.38, 146,311,970.03 and 24,757,789.74
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Solution
The fourth proportional to 97,540,987.38, 146,311,970.03 and 24,757,789.74 is: 37,136,808.72
Step by Step Solution
- Step 1: Write the proportion equation
97,540,987.38 : 146,311,970.03 = 24,757,789.74 : x - Step 2: Convert to fraction form
97,540,987.38/146,311,970.03 = 24,757,789.74/x - Step 3: Cross multiply
97,540,987.38x = 146,311,970.03 × 24,757,789.74 - Step 4: Simplify right side
97,540,987.38x = 3,622,360,990,447,921.50 - Step 5: Solve for x
x = 3,622,360,990,447,921.50/97,540,987.38 - Step 6: Final answer
x = 37,136,808.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.