Finding the Fourth Proportional to 5,477,770,767.06, 8,221,969,446.63 and 2,643,559,581.12
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Solution
The fourth proportional to 5,477,770,767.06, 8,221,969,446.63 and 2,643,559,581.12 is: 3,967,903,556.14
Step by Step Solution
- Step 1: Write the proportion equation
5,477,770,767.06 : 8,221,969,446.63 = 2,643,559,581.12 : x - Step 2: Convert to fraction form
5,477,770,767.06/8,221,969,446.63 = 2,643,559,581.12/x - Step 3: Cross multiply
5,477,770,767.06x = 8,221,969,446.63 × 2,643,559,581.12 - Step 4: Simplify right side
5,477,770,767.06x = 21,735,266,106,314,641,408 - Step 5: Solve for x
x = 21,735,266,106,314,641,408/5,477,770,767.06 - Step 6: Final answer
x = 3,967,903,556.14
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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.