Finding the Fourth Proportional to 83,264,470.65, 124,968,450.51 and 57,723,416.19
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Solution
The fourth proportional to 83,264,470.65, 124,968,450.51 and 57,723,416.19 is: 86,634,861.46
Step by Step Solution
- Step 1: Write the proportion equation
83,264,470.65 : 124,968,450.51 = 57,723,416.19 : x - Step 2: Convert to fraction form
83,264,470.65/124,968,450.51 = 57,723,416.19/x - Step 3: Cross multiply
83,264,470.65x = 124,968,450.51 × 57,723,416.19 - Step 4: Simplify right side
83,264,470.65x = 7,213,605,879,408,148 - Step 5: Solve for x
x = 7,213,605,879,408,148/83,264,470.65 - Step 6: Final answer
x = 86,634,861.46
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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.