Finding the Fourth Proportional to 2,512,210,551.60, 3,768,877,826.26 and 765,549,988.96
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Solution
The fourth proportional to 2,512,210,551.60, 3,768,877,826.26 and 765,549,988.96 is: 1,148,496,242.26
Step by Step Solution
- Step 1: Write the proportion equation
2,512,210,551.60 : 3,768,877,826.26 = 765,549,988.96 : x - Step 2: Convert to fraction form
2,512,210,551.60/3,768,877,826.26 = 765,549,988.96/x - Step 3: Cross multiply
2,512,210,551.60x = 3,768,877,826.26 × 765,549,988.96 - Step 4: Simplify right side
2,512,210,551.60x = 2,885,264,378,284,932,096 - Step 5: Solve for x
x = 2,885,264,378,284,932,096/2,512,210,551.60 - Step 6: Final answer
x = 1,148,496,242.26
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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.