Finding the Fourth Proportional to 9,302,407,598.52, 13,953,590,109.36 and 3,987,073,215.12
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Solution
The fourth proportional to 9,302,407,598.52, 13,953,590,109.36 and 3,987,073,215.12 is: 5,980,600,698.32
Step by Step Solution
- Step 1: Write the proportion equation
9,302,407,598.52 : 13,953,590,109.36 = 3,987,073,215.12 : x - Step 2: Convert to fraction form
9,302,407,598.52/13,953,590,109.36 = 3,987,073,215.12/x - Step 3: Cross multiply
9,302,407,598.52x = 13,953,590,109.36 × 3,987,073,215.12 - Step 4: Simplify right side
9,302,407,598.52x = 55,633,985,379,792,609,280 - Step 5: Solve for x
x = 55,633,985,379,792,609,280/9,302,407,598.52 - Step 6: Final answer
x = 5,980,600,698.32
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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.