Finding the Fourth Proportional to 102,441,919.74, 141,370,945.83 and 56,031,181.26
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Solution
The fourth proportional to 102,441,919.74, 141,370,945.83 and 56,031,181.26 is: 77,323,629.92
Step by Step Solution
- Step 1: Write the proportion equation
102,441,919.74 : 141,370,945.83 = 56,031,181.26 : x - Step 2: Convert to fraction form
102,441,919.74/141,370,945.83 = 56,031,181.26/x - Step 3: Cross multiply
102,441,919.74x = 141,370,945.83 × 56,031,181.26 - Step 4: Simplify right side
102,441,919.74x = 7,921,181,090,698,372 - Step 5: Solve for x
x = 7,921,181,090,698,372/102,441,919.74 - Step 6: Final answer
x = 77,323,629.92
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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.