Finding the Fourth Proportional to 5,775,038,671.12, 8,661,534,025.20 and 2,626,515,802.18
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Solution
The fourth proportional to 5,775,038,671.12, 8,661,534,025.20 and 2,626,515,802.18 is: 3,939,307,991.49
Step by Step Solution
- Step 1: Write the proportion equation
5,775,038,671.12 : 8,661,534,025.20 = 2,626,515,802.18 : x - Step 2: Convert to fraction form
5,775,038,671.12/8,661,534,025.20 = 2,626,515,802.18/x - Step 3: Cross multiply
5,775,038,671.12x = 8,661,534,025.20 × 2,626,515,802.18 - Step 4: Simplify right side
5,775,038,671.12x = 22,749,655,988,307,542,016 - Step 5: Solve for x
x = 22,749,655,988,307,542,016/5,775,038,671.12 - Step 6: Final answer
x = 3,939,307,991.49
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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.