Finding the Fourth Proportional to 186,605,135.19, 257,566,306.01 and 108,313,911.68
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Solution
The fourth proportional to 186,605,135.19, 257,566,306.01 and 108,313,911.68 is: 149,502,928.15
Step by Step Solution
- Step 1: Write the proportion equation
186,605,135.19 : 257,566,306.01 = 108,313,911.68 : x - Step 2: Convert to fraction form
186,605,135.19/257,566,306.01 = 108,313,911.68/x - Step 3: Cross multiply
186,605,135.19x = 257,566,306.01 × 108,313,911.68 - Step 4: Simplify right side
186,605,135.19x = 27,898,014,119,081,592 - Step 5: Solve for x
x = 27,898,014,119,081,592/186,605,135.19 - Step 6: Final answer
x = 149,502,928.15
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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.