Finding the Fourth Proportional to 3,302,208,912.40, 4,953,313,368.60 and 3,049,668,149.20
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Solution
The fourth proportional to 3,302,208,912.40, 4,953,313,368.60 and 3,049,668,149.20 is: 4,574,502,223.80
Step by Step Solution
- Step 1: Write the proportion equation
3,302,208,912.40 : 4,953,313,368.60 = 3,049,668,149.20 : x - Step 2: Convert to fraction form
3,302,208,912.40/4,953,313,368.60 = 3,049,668,149.20/x - Step 3: Cross multiply
3,302,208,912.40x = 4,953,313,368.60 × 3,049,668,149.20 - Step 4: Simplify right side
3,302,208,912.40x = 15,105,962,013,225,979,904 - Step 5: Solve for x
x = 15,105,962,013,225,979,904/3,302,208,912.40 - Step 6: Final answer
x = 4,574,502,223.80
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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.