Finding the Fourth Proportional to 1,447,047,220.97, 2,170,674,577.78 and 605,843,458.44
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Solution
The fourth proportional to 1,447,047,220.97, 2,170,674,577.78 and 605,843,458.44 is: 908,808,623.71
Step by Step Solution
- Step 1: Write the proportion equation
1,447,047,220.97 : 2,170,674,577.78 = 605,843,458.44 : x - Step 2: Convert to fraction form
1,447,047,220.97/2,170,674,577.78 = 605,843,458.44/x - Step 3: Cross multiply
1,447,047,220.97x = 2,170,674,577.78 × 605,843,458.44 - Step 4: Simplify right side
1,447,047,220.97x = 1,315,088,993,340,367,360 - Step 5: Solve for x
x = 1,315,088,993,340,367,360/1,447,047,220.97 - Step 6: Final answer
x = 908,808,623.71
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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.