Finding the Fourth Proportional to 79,929,829.02, 110,305,838.70 and 48,984,022.02
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Solution
The fourth proportional to 79,929,829.02, 110,305,838.70 and 48,984,022.02 is: 67,599,589.52
Step by Step Solution
- Step 1: Write the proportion equation
79,929,829.02 : 110,305,838.70 = 48,984,022.02 : x - Step 2: Convert to fraction form
79,929,829.02/110,305,838.70 = 48,984,022.02/x - Step 3: Cross multiply
79,929,829.02x = 110,305,838.70 × 48,984,022.02 - Step 4: Simplify right side
79,929,829.02x = 5,403,223,631,815,369 - Step 5: Solve for x
x = 5,403,223,631,815,369/79,929,829.02 - Step 6: Final answer
x = 67,599,589.52
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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.