Finding the Fourth Proportional to 94,722,038.68, 130,716,412.14 and 51,261,974.68
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Solution
The fourth proportional to 94,722,038.68, 130,716,412.14 and 51,261,974.68 is: 70,741,524.39
Step by Step Solution
- Step 1: Write the proportion equation
94,722,038.68 : 130,716,412.14 = 51,261,974.68 : x - Step 2: Convert to fraction form
94,722,038.68/130,716,412.14 = 51,261,974.68/x - Step 3: Cross multiply
94,722,038.68x = 130,716,412.14 × 51,261,974.68 - Step 4: Simplify right side
94,722,038.68x = 6,700,781,409,381,125 - Step 5: Solve for x
x = 6,700,781,409,381,125/94,722,038.68 - Step 6: Final answer
x = 70,741,524.39
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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.