Finding the Fourth Proportional to 194,224,657.36, 268,026,856.68 and 106,116,758.86
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Solution
The fourth proportional to 194,224,657.36, 268,026,856.68 and 106,116,758.86 is: 146,439,395.00
Step by Step Solution
- Step 1: Write the proportion equation
194,224,657.36 : 268,026,856.68 = 106,116,758.86 : x - Step 2: Convert to fraction form
194,224,657.36/268,026,856.68 = 106,116,758.86/x - Step 3: Cross multiply
194,224,657.36x = 268,026,856.68 × 106,116,758.86 - Step 4: Simplify right side
194,224,657.36x = 28,442,141,318,315,340 - Step 5: Solve for x
x = 28,442,141,318,315,340/194,224,657.36 - Step 6: Final answer
x = 146,439,395.00
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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.