Finding the Fourth Proportional to 96,775,371.20, 145,163,056.80 and 96,775,371.20
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Solution
The fourth proportional to 96,775,371.20, 145,163,056.80 and 96,775,371.20 is: 145,163,056.80
Step by Step Solution
- Step 1: Write the proportion equation
96,775,371.20 : 145,163,056.80 = 96,775,371.20 : x - Step 2: Convert to fraction form
96,775,371.20/145,163,056.80 = 96,775,371.20/x - Step 3: Cross multiply
96,775,371.20x = 145,163,056.80 × 96,775,371.20 - Step 4: Simplify right side
96,775,371.20x = 14,048,208,706,346,686 - Step 5: Solve for x
x = 14,048,208,706,346,686/96,775,371.20 - Step 6: Final answer
x = 145,163,056.80
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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.