Finding the Fourth Proportional to 86,894,490.96, 130,455,649.92 and 58,268,716.80
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Solution
The fourth proportional to 86,894,490.96, 130,455,649.92 and 58,268,716.80 is: 87,479,462.00
Step by Step Solution
- Step 1: Write the proportion equation
86,894,490.96 : 130,455,649.92 = 58,268,716.80 : x - Step 2: Convert to fraction form
86,894,490.96/130,455,649.92 = 58,268,716.80/x - Step 3: Cross multiply
86,894,490.96x = 130,455,649.92 × 58,268,716.80 - Step 4: Simplify right side
86,894,490.96x = 7,601,483,320,148,422 - Step 5: Solve for x
x = 7,601,483,320,148,422/86,894,490.96 - Step 6: Final answer
x = 87,479,462.00
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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.