Finding the Fourth Proportional to 327,743,384.81, 491,295,547.40 and 130,948,125.31
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Solution
The fourth proportional to 327,743,384.81, 491,295,547.40 and 130,948,125.31 is: 196,294,521.52
Step by Step Solution
- Step 1: Write the proportion equation
327,743,384.81 : 491,295,547.40 = 130,948,125.31 : x - Step 2: Convert to fraction form
327,743,384.81/491,295,547.40 = 130,948,125.31/x - Step 3: Cross multiply
327,743,384.81x = 491,295,547.40 × 130,948,125.31 - Step 4: Simplify right side
327,743,384.81x = 64,334,230,904,279,376 - Step 5: Solve for x
x = 64,334,230,904,279,376/327,743,384.81 - Step 6: Final answer
x = 196,294,521.52
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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.