Finding the Fourth Proportional to 96,775,368.30, 145,163,052.45 and 60,943,560.30
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Solution
The fourth proportional to 96,775,368.30, 145,163,052.45 and 60,943,560.30 is: 91,415,340.45
Step by Step Solution
- Step 1: Write the proportion equation
96,775,368.30 : 145,163,052.45 = 60,943,560.30 : x - Step 2: Convert to fraction form
96,775,368.30/145,163,052.45 = 60,943,560.30/x - Step 3: Cross multiply
96,775,368.30x = 145,163,052.45 × 60,943,560.30 - Step 4: Simplify right side
96,775,368.30x = 8,846,753,240,318,637 - Step 5: Solve for x
x = 8,846,753,240,318,637/96,775,368.30 - Step 6: Final answer
x = 91,415,340.45
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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.