Finding the Fourth Proportional to 325,594,802.25, 449,270,247.20 and 193,432,402.08
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Solution
The fourth proportional to 325,594,802.25, 449,270,247.20 and 193,432,402.08 is: 266,906,665.88
Step by Step Solution
- Step 1: Write the proportion equation
325,594,802.25 : 449,270,247.20 = 193,432,402.08 : x - Step 2: Convert to fraction form
325,594,802.25/449,270,247.20 = 193,432,402.08/x - Step 3: Cross multiply
325,594,802.25x = 449,270,247.20 × 193,432,402.08 - Step 4: Simplify right side
325,594,802.25x = 86,903,423,098,004,240 - Step 5: Solve for x
x = 86,903,423,098,004,240/325,594,802.25 - Step 6: Final answer
x = 266,906,665.88
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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.