Finding the Fourth Proportional to 68,204,895.42, 102,315,856.61 and 26,700,410.84
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Solution
The fourth proportional to 68,204,895.42, 102,315,856.61 and 26,700,410.84 is: 40,053,949.06
Step by Step Solution
- Step 1: Write the proportion equation
68,204,895.42 : 102,315,856.61 = 26,700,410.84 : x - Step 2: Convert to fraction form
68,204,895.42/102,315,856.61 = 26,700,410.84/x - Step 3: Cross multiply
68,204,895.42x = 102,315,856.61 × 26,700,410.84 - Step 4: Simplify right side
68,204,895.42x = 2,731,875,407,055,817.50 - Step 5: Solve for x
x = 2,731,875,407,055,817.50/68,204,895.42 - Step 6: Final answer
x = 40,053,949.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.