Finding the Fourth Proportional to 7,058,180,334.65, 9,740,463,528.48 and 3,843,266,571.53
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Solution
The fourth proportional to 7,058,180,334.65, 9,740,463,528.48 and 3,843,266,571.53 is: 5,303,802,976.86
Step by Step Solution
- Step 1: Write the proportion equation
7,058,180,334.65 : 9,740,463,528.48 = 3,843,266,571.53 : x - Step 2: Convert to fraction form
7,058,180,334.65/9,740,463,528.48 = 3,843,266,571.53/x - Step 3: Cross multiply
7,058,180,334.65x = 9,740,463,528.48 × 3,843,266,571.53 - Step 4: Simplify right side
7,058,180,334.65x = 37,435,197,870,165,630,976 - Step 5: Solve for x
x = 37,435,197,870,165,630,976/7,058,180,334.65 - Step 6: Final answer
x = 5,303,802,976.86
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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.