Finding the Fourth Proportional to 4,430,584,571.91, 6,645,888,114.08 and 1,810,388,680.28
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Solution
The fourth proportional to 4,430,584,571.91, 6,645,888,114.08 and 1,810,388,680.28 is: 2,715,587,619.84
Step by Step Solution
- Step 1: Write the proportion equation
4,430,584,571.91 : 6,645,888,114.08 = 1,810,388,680.28 : x - Step 2: Convert to fraction form
4,430,584,571.91/6,645,888,114.08 = 1,810,388,680.28/x - Step 3: Cross multiply
4,430,584,571.91x = 6,645,888,114.08 × 1,810,388,680.28 - Step 4: Simplify right side
4,430,584,571.91x = 12,031,640,612,128,776,192 - Step 5: Solve for x
x = 12,031,640,612,128,776,192/4,430,584,571.91 - Step 6: Final answer
x = 2,715,587,619.84
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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.