Finding the Fourth Proportional to 106,435,205.10, 159,652,807.65 and 29,758,110.30
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Solution
The fourth proportional to 106,435,205.10, 159,652,807.65 and 29,758,110.30 is: 44,637,165.45
Step by Step Solution
- Step 1: Write the proportion equation
106,435,205.10 : 159,652,807.65 = 29,758,110.30 : x - Step 2: Convert to fraction form
106,435,205.10/159,652,807.65 = 29,758,110.30/x - Step 3: Cross multiply
106,435,205.10x = 159,652,807.65 × 29,758,110.30 - Step 4: Simplify right side
106,435,205.10x = 4,750,965,859,753,384 - Step 5: Solve for x
x = 4,750,965,859,753,384/106,435,205.10 - Step 6: Final answer
x = 44,637,165.45
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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.