Finding the Fourth Proportional to 4,783,562,823.60, 7,175,344,235.40 and 2,203,672,647.60
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Solution
The fourth proportional to 4,783,562,823.60, 7,175,344,235.40 and 2,203,672,647.60 is: 3,305,508,971.40
Step by Step Solution
- Step 1: Write the proportion equation
4,783,562,823.60 : 7,175,344,235.40 = 2,203,672,647.60 : x - Step 2: Convert to fraction form
4,783,562,823.60/7,175,344,235.40 = 2,203,672,647.60/x - Step 3: Cross multiply
4,783,562,823.60x = 7,175,344,235.40 × 2,203,672,647.60 - Step 4: Simplify right side
4,783,562,823.60x = 15,812,109,828,665,313,280 - Step 5: Solve for x
x = 15,812,109,828,665,313,280/4,783,562,823.60 - Step 6: Final answer
x = 3,305,508,971.40
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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.