Finding the Fourth Proportional to 1,058,466,372,418.50, 1,587,699,471,065 and 293,554,513,136.17
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Solution
The fourth proportional to 1,058,466,372,418.50, 1,587,699,471,065 and 293,554,513,136.17 is: 440,331,745,419.65
Step by Step Solution
- Step 1: Write the proportion equation
1,058,466,372,418.50 : 1,587,699,471,065 = 293,554,513,136.17 : x - Step 2: Convert to fraction form
1,058,466,372,418.50/1,587,699,471,065 = 293,554,513,136.17/x - Step 3: Cross multiply
1,058,466,372,418.50x = 1,587,699,471,065 × 293,554,513,136.17 - Step 4: Simplify right side
1,058,466,372,418.50x = 466,076,345,235,040,668,483,584 - Step 5: Solve for x
x = 466,076,345,235,040,668,483,584/1,058,466,372,418.50 - Step 6: Final answer
x = 440,331,745,419.65
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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.