Finding the Fourth Proportional to 9,713,821,173.32, 14,570,729,921.70 and 5,295,955,683.26
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Solution
The fourth proportional to 9,713,821,173.32, 14,570,729,921.70 and 5,295,955,683.26 is: 7,943,932,522.67
Step by Step Solution
- Step 1: Write the proportion equation
9,713,821,173.32 : 14,570,729,921.70 = 5,295,955,683.26 : x - Step 2: Convert to fraction form
9,713,821,173.32/14,570,729,921.70 = 5,295,955,683.26/x - Step 3: Cross multiply
9,713,821,173.32x = 14,570,729,921.70 × 5,295,955,683.26 - Step 4: Simplify right side
9,713,821,173.32x = 77,165,939,938,110,078,976 - Step 5: Solve for x
x = 77,165,939,938,110,078,976/9,713,821,173.32 - Step 6: Final answer
x = 7,943,932,522.67
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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.