Finding the Fourth Proportional to 713,206,805.10, 996,448,793.70 and 713,206,805.10
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Solution
The fourth proportional to 713,206,805.10, 996,448,793.70 and 713,206,805.10 is: 996,448,793.70
Step by Step Solution
- Step 1: Write the proportion equation
713,206,805.10 : 996,448,793.70 = 713,206,805.10 : x - Step 2: Convert to fraction form
713,206,805.10/996,448,793.70 = 713,206,805.10/x - Step 3: Cross multiply
713,206,805.10x = 996,448,793.70 × 713,206,805.10 - Step 4: Simplify right side
713,206,805.10x = 710,674,060,600,526,080 - Step 5: Solve for x
x = 710,674,060,600,526,080/713,206,805.10 - Step 6: Final answer
x = 996,448,793.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.