Finding the Fourth Proportional to 97,801,603.20, 146,702,404.80 and 29,635,437.60
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Solution
The fourth proportional to 97,801,603.20, 146,702,404.80 and 29,635,437.60 is: 44,453,156.40
Step by Step Solution
- Step 1: Write the proportion equation
97,801,603.20 : 146,702,404.80 = 29,635,437.60 : x - Step 2: Convert to fraction form
97,801,603.20/146,702,404.80 = 29,635,437.60/x - Step 3: Cross multiply
97,801,603.20x = 146,702,404.80 × 29,635,437.60 - Step 4: Simplify right side
97,801,603.20x = 4,347,589,963,220,341 - Step 5: Solve for x
x = 4,347,589,963,220,341/97,801,603.20 - Step 6: Final answer
x = 44,453,156.40
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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.