Finding the Fourth Proportional to 1,058,489,660.84, 1,460,716,942.96 and 588,580,892.68
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Solution
The fourth proportional to 1,058,489,660.84, 1,460,716,942.96 and 588,580,892.68 is: 812,242,305.28
Step by Step Solution
- Step 1: Write the proportion equation
1,058,489,660.84 : 1,460,716,942.96 = 588,580,892.68 : x - Step 2: Convert to fraction form
1,058,489,660.84/1,460,716,942.96 = 588,580,892.68/x - Step 3: Cross multiply
1,058,489,660.84x = 1,460,716,942.96 × 588,580,892.68 - Step 4: Simplify right side
1,058,489,660.84x = 859,750,082,240,197,376 - Step 5: Solve for x
x = 859,750,082,240,197,376/1,058,489,660.84 - Step 6: Final answer
x = 812,242,305.28
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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.