Finding the Fourth Proportional to 99,003,176.26, 136,621,610.49 and 54,349,141.30
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Solution
The fourth proportional to 99,003,176.26, 136,621,610.49 and 54,349,141.30 is: 75,000,292.86
Step by Step Solution
- Step 1: Write the proportion equation
99,003,176.26 : 136,621,610.49 = 54,349,141.30 : x - Step 2: Convert to fraction form
99,003,176.26/136,621,610.49 = 54,349,141.30/x - Step 3: Cross multiply
99,003,176.26x = 136,621,610.49 × 54,349,141.30 - Step 4: Simplify right side
99,003,176.26x = 7,425,267,213,154,572 - Step 5: Solve for x
x = 7,425,267,213,154,572/99,003,176.26 - Step 6: Final answer
x = 75,000,292.86
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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.