Finding the Fourth Proportional to 315,672,805.60, 473,498,535.84 and 111,195,537.28
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Solution
The fourth proportional to 315,672,805.60, 473,498,535.84 and 111,195,537.28 is: 166,789,546.52
Step by Step Solution
- Step 1: Write the proportion equation
315,672,805.60 : 473,498,535.84 = 111,195,537.28 : x - Step 2: Convert to fraction form
315,672,805.60/473,498,535.84 = 111,195,537.28/x - Step 3: Cross multiply
315,672,805.60x = 473,498,535.84 × 111,195,537.28 - Step 4: Simplify right side
315,672,805.60x = 52,650,924,094,022,136 - Step 5: Solve for x
x = 52,650,924,094,022,136/315,672,805.60 - Step 6: Final answer
x = 166,789,546.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.