Finding the Fourth Proportional to 759,914,958.08, 1,048,684,661.12 and 412,234,446.08
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Solution
The fourth proportional to 759,914,958.08, 1,048,684,661.12 and 412,234,446.08 is: 568,884,630.83
Step by Step Solution
- Step 1: Write the proportion equation
759,914,958.08 : 1,048,684,661.12 = 412,234,446.08 : x - Step 2: Convert to fraction form
759,914,958.08/1,048,684,661.12 = 412,234,446.08/x - Step 3: Cross multiply
759,914,958.08x = 1,048,684,661.12 × 412,234,446.08 - Step 4: Simplify right side
759,914,958.08x = 432,303,940,389,395,712 - Step 5: Solve for x
x = 432,303,940,389,395,712/759,914,958.08 - Step 6: Final answer
x = 568,884,630.83
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1.5x scale
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.