Finding the Fourth Proportional to 804,316,812.06, 1,206,473,446.58 and 214,107,184.05
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Solution
The fourth proportional to 804,316,812.06, 1,206,473,446.58 and 214,107,184.05 is: 321,160,304.50
Step by Step Solution
- Step 1: Write the proportion equation
804,316,812.06 : 1,206,473,446.58 = 214,107,184.05 : x - Step 2: Convert to fraction form
804,316,812.06/1,206,473,446.58 = 214,107,184.05/x - Step 3: Cross multiply
804,316,812.06x = 1,206,473,446.58 × 214,107,184.05 - Step 4: Simplify right side
804,316,812.06x = 258,314,632,277,271,392 - Step 5: Solve for x
x = 258,314,632,277,271,392/804,316,812.06 - Step 6: Final answer
x = 321,160,304.50
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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.