Finding the Fourth Proportional to 404,584,409.99, 606,630,864.42 and 158,646,407.55
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Solution
The fourth proportional to 404,584,409.99, 606,630,864.42 and 158,646,407.55 is: 237,873,247.15
Step by Step Solution
- Step 1: Write the proportion equation
404,584,409.99 : 606,630,864.42 = 158,646,407.55 : x - Step 2: Convert to fraction form
404,584,409.99/606,630,864.42 = 158,646,407.55/x - Step 3: Cross multiply
404,584,409.99x = 606,630,864.42 × 158,646,407.55 - Step 4: Simplify right side
404,584,409.99x = 96,239,807,349,184,112 - Step 5: Solve for x
x = 96,239,807,349,184,112/404,584,409.99 - Step 6: Final answer
x = 237,873,247.15
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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.