Finding the Fourth Proportional to 186,153,624.14, 256,888,867.20 and 102,529,542.06
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Solution
The fourth proportional to 186,153,624.14, 256,888,867.20 and 102,529,542.06 is: 141,489,041.84
Step by Step Solution
- Step 1: Write the proportion equation
186,153,624.14 : 256,888,867.20 = 102,529,542.06 : x - Step 2: Convert to fraction form
186,153,624.14/256,888,867.20 = 102,529,542.06/x - Step 3: Cross multiply
186,153,624.14x = 256,888,867.20 × 102,529,542.06 - Step 4: Simplify right side
186,153,624.14x = 26,338,697,914,328,152 - Step 5: Solve for x
x = 26,338,697,914,328,152/186,153,624.14 - Step 6: Final answer
x = 141,489,041.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.