Finding the Fourth Proportional to 1,899,502,206.62, 2,621,313,293.71 and 1,052,784,194.75
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Solution
The fourth proportional to 1,899,502,206.62, 2,621,313,293.71 and 1,052,784,194.75 is: 1,452,842,326.53
Step by Step Solution
- Step 1: Write the proportion equation
1,899,502,206.62 : 2,621,313,293.71 = 1,052,784,194.75 : x - Step 2: Convert to fraction form
1,899,502,206.62/2,621,313,293.71 = 1,052,784,194.75/x - Step 3: Cross multiply
1,899,502,206.62x = 2,621,313,293.71 × 1,052,784,194.75 - Step 4: Simplify right side
1,899,502,206.62x = 2,759,677,205,109,874,176 - Step 5: Solve for x
x = 2,759,677,205,109,874,176/1,899,502,206.62 - Step 6: Final answer
x = 1,452,842,326.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.