Finding the Fourth Proportional to 96,995,198.80, 145,492,798.20 and 39,457,853.20
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Solution
The fourth proportional to 96,995,198.80, 145,492,798.20 and 39,457,853.20 is: 59,186,779.80
Step by Step Solution
- Step 1: Write the proportion equation
96,995,198.80 : 145,492,798.20 = 39,457,853.20 : x - Step 2: Convert to fraction form
96,995,198.80/145,492,798.20 = 39,457,853.20/x - Step 3: Cross multiply
96,995,198.80x = 145,492,798.20 × 39,457,853.20 - Step 4: Simplify right side
96,995,198.80x = 5,740,833,473,032,824 - Step 5: Solve for x
x = 5,740,833,473,032,824/96,995,198.80 - Step 6: Final answer
x = 59,186,779.80
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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.