Finding the Fourth Proportional to 218,343,697.20, 301,315,758.84 and 119,225,132.82
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Solution
The fourth proportional to 218,343,697.20, 301,315,758.84 and 119,225,132.82 is: 164,531,478.72
Step by Step Solution
- Step 1: Write the proportion equation
218,343,697.20 : 301,315,758.84 = 119,225,132.82 : x - Step 2: Convert to fraction form
218,343,697.20/301,315,758.84 = 119,225,132.82/x - Step 3: Cross multiply
218,343,697.20x = 301,315,758.84 × 119,225,132.82 - Step 4: Simplify right side
218,343,697.20x = 35,924,411,368,458,084 - Step 5: Solve for x
x = 35,924,411,368,458,084/218,343,697.20 - Step 6: Final answer
x = 164,531,478.72
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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.