Finding the Fourth Proportional to 266,272,607,831.13, 399,546,230,861.34 and 124,796,402,505.09
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Solution
The fourth proportional to 266,272,607,831.13, 399,546,230,861.34 and 124,796,402,505.09 is: 187,258,962,354.80
Step by Step Solution
- Step 1: Write the proportion equation
266,272,607,831.13 : 399,546,230,861.34 = 124,796,402,505.09 : x - Step 2: Convert to fraction form
266,272,607,831.13/399,546,230,861.34 = 124,796,402,505.09/x - Step 3: Cross multiply
266,272,607,831.13x = 399,546,230,861.34 × 124,796,402,505.09 - Step 4: Simplify right side
266,272,607,831.13x = 49,861,932,245,963,396,612,096 - Step 5: Solve for x
x = 49,861,932,245,963,396,612,096/266,272,607,831.13 - Step 6: Final answer
x = 187,258,962,354.80
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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.