Finding the Fourth Proportional to 186,351,874.14, 257,177,092.20 and 102,719,816.41
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Solution
The fourth proportional to 186,351,874.14, 257,177,092.20 and 102,719,816.41 is: 141,759,688.85
Step by Step Solution
- Step 1: Write the proportion equation
186,351,874.14 : 257,177,092.20 = 102,719,816.41 : x - Step 2: Convert to fraction form
186,351,874.14/257,177,092.20 = 102,719,816.41/x - Step 3: Cross multiply
186,351,874.14x = 257,177,092.20 × 102,719,816.41 - Step 4: Simplify right side
186,351,874.14x = 26,417,183,695,128,044 - Step 5: Solve for x
x = 26,417,183,695,128,044/186,351,874.14 - Step 6: Final answer
x = 141,759,688.85
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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.