Finding the Fourth Proportional to 239,431,658.66, 358,975,121.80 and 147,124,684.14
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Solution
The fourth proportional to 239,431,658.66, 358,975,121.80 and 147,124,684.14 is: 220,581,111.56
Step by Step Solution
- Step 1: Write the proportion equation
239,431,658.66 : 358,975,121.80 = 147,124,684.14 : x - Step 2: Convert to fraction form
239,431,658.66/358,975,121.80 = 147,124,684.14/x - Step 3: Cross multiply
239,431,658.66x = 358,975,121.80 × 147,124,684.14 - Step 4: Simplify right side
239,431,658.66x = 52,814,101,408,943,024 - Step 5: Solve for x
x = 52,814,101,408,943,024/239,431,658.66 - Step 6: Final answer
x = 220,581,111.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.