Finding the Fourth Proportional to 227,684,937.09, 340,976,806.51 and 130,345,416.21
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Solution
The fourth proportional to 227,684,937.09, 340,976,806.51 and 130,345,416.21 is: 195,202,916.50
Step by Step Solution
- Step 1: Write the proportion equation
227,684,937.09 : 340,976,806.51 = 130,345,416.21 : x - Step 2: Convert to fraction form
227,684,937.09/340,976,806.51 = 130,345,416.21/x - Step 3: Cross multiply
227,684,937.09x = 340,976,806.51 × 130,345,416.21 - Step 4: Simplify right side
227,684,937.09x = 44,444,763,762,502,584 - Step 5: Solve for x
x = 44,444,763,762,502,584/227,684,937.09 - Step 6: Final answer
x = 195,202,916.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.