Finding the Fourth Proportional to 147,454,088.22, 203,563,138.68 and 107,716,999.14
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Solution
The fourth proportional to 147,454,088.22, 203,563,138.68 and 107,716,999.14 is: 148,705,340.75
Step by Step Solution
- Step 1: Write the proportion equation
147,454,088.22 : 203,563,138.68 = 107,716,999.14 : x - Step 2: Convert to fraction form
147,454,088.22/203,563,138.68 = 107,716,999.14/x - Step 3: Cross multiply
147,454,088.22x = 203,563,138.68 × 107,716,999.14 - Step 4: Simplify right side
147,454,088.22x = 21,927,210,434,129,260 - Step 5: Solve for x
x = 21,927,210,434,129,260/147,454,088.22 - Step 6: Final answer
x = 148,705,340.75
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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.