Finding the Fourth Proportional to 2,979,349,751.16, 4,111,630,217.10 and 1,659,250,302.84
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Solution
The fourth proportional to 2,979,349,751.16, 4,111,630,217.10 and 1,659,250,302.84 is: 2,289,836,458.52
Step by Step Solution
- Step 1: Write the proportion equation
2,979,349,751.16 : 4,111,630,217.10 = 1,659,250,302.84 : x - Step 2: Convert to fraction form
2,979,349,751.16/4,111,630,217.10 = 1,659,250,302.84/x - Step 3: Cross multiply
2,979,349,751.16x = 4,111,630,217.10 × 1,659,250,302.84 - Step 4: Simplify right side
2,979,349,751.16x = 6,822,223,682,889,269,248 - Step 5: Solve for x
x = 6,822,223,682,889,269,248/2,979,349,751.16 - Step 6: Final answer
x = 2,289,836,458.52
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1.5x scale
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.