Finding the Fourth Proportional to 68,881,114.98, 103,321,802.07 and 64,672,102.26
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Solution
The fourth proportional to 68,881,114.98, 103,321,802.07 and 64,672,102.26 is: 97,008,275.07
Step by Step Solution
- Step 1: Write the proportion equation
68,881,114.98 : 103,321,802.07 = 64,672,102.26 : x - Step 2: Convert to fraction form
68,881,114.98/103,321,802.07 = 64,672,102.26/x - Step 3: Cross multiply
68,881,114.98x = 103,321,802.07 × 64,672,102.26 - Step 4: Simplify right side
68,881,114.98x = 6,682,038,149,158,519 - Step 5: Solve for x
x = 6,682,038,149,158,519/68,881,114.98 - Step 6: Final answer
x = 97,008,275.07
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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.