Finding the Fourth Proportional to 80,147,266.65, 110,603,440.64 and 43,477,837.65
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Solution
The fourth proportional to 80,147,266.65, 110,603,440.64 and 43,477,837.65 is: 59,999,531.32
Step by Step Solution
- Step 1: Write the proportion equation
80,147,266.65 : 110,603,440.64 = 43,477,837.65 : x - Step 2: Convert to fraction form
80,147,266.65/110,603,440.64 = 43,477,837.65/x - Step 3: Cross multiply
80,147,266.65x = 110,603,440.64 × 43,477,837.65 - Step 4: Simplify right side
80,147,266.65x = 4,808,798,435,786,026 - Step 5: Solve for x
x = 4,808,798,435,786,026/80,147,266.65 - Step 6: Final answer
x = 59,999,531.32
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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.