Finding the Fourth Proportional to 106,490,652.80, 159,753,637.60 and 37,385,520
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Solution
The fourth proportional to 106,490,652.80, 159,753,637.60 and 37,385,520 is: 56,084,479.31
Step by Step Solution
- Step 1: Write the proportion equation
106,490,652.80 : 159,753,637.60 = 37,385,520 : x - Step 2: Convert to fraction form
106,490,652.80/159,753,637.60 = 37,385,520/x - Step 3: Cross multiply
106,490,652.80x = 159,753,637.60 × 37,385,520 - Step 4: Simplify right side
106,490,652.80x = 5,972,472,813,567,552 - Step 5: Solve for x
x = 5,972,472,813,567,552/106,490,652.80 - Step 6: Final answer
x = 56,084,479.31
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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.