Finding the Fourth Proportional to 448,872,991.58, 673,373,746.56 and 138,006,710.03
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Solution
The fourth proportional to 448,872,991.58, 673,373,746.56 and 138,006,710.03 is: 207,029,821.63
Step by Step Solution
- Step 1: Write the proportion equation
448,872,991.58 : 673,373,746.56 = 138,006,710.03 : x - Step 2: Convert to fraction form
448,872,991.58/673,373,746.56 = 138,006,710.03/x - Step 3: Cross multiply
448,872,991.58x = 673,373,746.56 × 138,006,710.03 - Step 4: Simplify right side
448,872,991.58x = 92,930,095,383,320,624 - Step 5: Solve for x
x = 92,930,095,383,320,624/448,872,991.58 - Step 6: Final answer
x = 207,029,821.63
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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.