Finding the Fourth Proportional to 2,425,725,115.20, 3,638,587,672.80 and 2,167,232,212.80
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Solution
The fourth proportional to 2,425,725,115.20, 3,638,587,672.80 and 2,167,232,212.80 is: 3,250,848,319.20
Step by Step Solution
- Step 1: Write the proportion equation
2,425,725,115.20 : 3,638,587,672.80 = 2,167,232,212.80 : x - Step 2: Convert to fraction form
2,425,725,115.20/3,638,587,672.80 = 2,167,232,212.80/x - Step 3: Cross multiply
2,425,725,115.20x = 3,638,587,672.80 × 2,167,232,212.80 - Step 4: Simplify right side
2,425,725,115.20x = 7,885,664,413,589,147,648 - Step 5: Solve for x
x = 7,885,664,413,589,147,648/2,425,725,115.20 - Step 6: Final answer
x = 3,250,848,319.20
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Double scale
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1.5x scale
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.