Finding the Fourth Proportional to 5,441,762,761.60, 8,163,440,404.80 and 1,760,641,686.40
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Solution
The fourth proportional to 5,441,762,761.60, 8,163,440,404.80 and 1,760,641,686.40 is: 2,641,220,154.35
Step by Step Solution
- Step 1: Write the proportion equation
5,441,762,761.60 : 8,163,440,404.80 = 1,760,641,686.40 : x - Step 2: Convert to fraction form
5,441,762,761.60/8,163,440,404.80 = 1,760,641,686.40/x - Step 3: Cross multiply
5,441,762,761.60x = 8,163,440,404.80 × 1,760,641,686.40 - Step 4: Simplify right side
5,441,762,761.60x = 14,372,893,481,132,972,032 - Step 5: Solve for x
x = 14,372,893,481,132,972,032/5,441,762,761.60 - Step 6: Final answer
x = 2,641,220,154.35
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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.