Finding the Fourth Proportional to 2,313,570,022.47, 3,470,347,464.27 and 839,707,866.99
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Solution
The fourth proportional to 2,313,570,022.47, 3,470,347,464.27 and 839,707,866.99 is: 1,259,559,053.17
Step by Step Solution
- Step 1: Write the proportion equation
2,313,570,022.47 : 3,470,347,464.27 = 839,707,866.99 : x - Step 2: Convert to fraction form
2,313,570,022.47/3,470,347,464.27 = 839,707,866.99/x - Step 3: Cross multiply
2,313,570,022.47x = 3,470,347,464.27 × 839,707,866.99 - Step 4: Simplify right side
2,313,570,022.47x = 2,914,078,066,936,316,928 - Step 5: Solve for x
x = 2,914,078,066,936,316,928/2,313,570,022.47 - Step 6: Final answer
x = 1,259,559,053.17
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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.