Finding the Fourth Proportional to 2,265,167,588.70, 3,397,751,383.05 and 712,934,715.90
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Solution
The fourth proportional to 2,265,167,588.70, 3,397,751,383.05 and 712,934,715.90 is: 1,069,402,073.85
Step by Step Solution
- Step 1: Write the proportion equation
2,265,167,588.70 : 3,397,751,383.05 = 712,934,715.90 : x - Step 2: Convert to fraction form
2,265,167,588.70/3,397,751,383.05 = 712,934,715.90/x - Step 3: Cross multiply
2,265,167,588.70x = 3,397,751,383.05 × 712,934,715.90 - Step 4: Simplify right side
2,265,167,588.70x = 2,422,374,916,973,583,872 - Step 5: Solve for x
x = 2,422,374,916,973,583,872/2,265,167,588.70 - Step 6: Final answer
x = 1,069,402,073.85
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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.