Finding the Fourth Proportional to 850,854,652.21, 1,174,177,060.25 and 474,511,594.62
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Solution
The fourth proportional to 850,854,652.21, 1,174,177,060.25 and 474,511,594.62 is: 654,824,684.54
Step by Step Solution
- Step 1: Write the proportion equation
850,854,652.21 : 1,174,177,060.25 = 474,511,594.62 : x - Step 2: Convert to fraction form
850,854,652.21/1,174,177,060.25 = 474,511,594.62/x - Step 3: Cross multiply
850,854,652.21x = 1,174,177,060.25 × 474,511,594.62 - Step 4: Simplify right side
850,854,652.21x = 557,160,629,225,451,328 - Step 5: Solve for x
x = 557,160,629,225,451,328/850,854,652.21 - Step 6: Final answer
x = 654,824,684.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.