Finding the Fourth Proportional to 534,389,813.70, 801,584,720.55 and 534,389,813.70
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Solution
The fourth proportional to 534,389,813.70, 801,584,720.55 and 534,389,813.70 is: 801,584,720.55
Step by Step Solution
- Step 1: Write the proportion equation
534,389,813.70 : 801,584,720.55 = 534,389,813.70 : x - Step 2: Convert to fraction form
534,389,813.70/801,584,720.55 = 534,389,813.70/x - Step 3: Cross multiply
534,389,813.70x = 801,584,720.55 × 534,389,813.70 - Step 4: Simplify right side
534,389,813.70x = 428,358,709,479,481,024 - Step 5: Solve for x
x = 428,358,709,479,481,024/534,389,813.70 - Step 6: Final answer
x = 801,584,720.55
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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.