Finding the Fourth Proportional to 330,281,895.37, 495,616,030.16 and 123,163,394.44
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Solution
The fourth proportional to 330,281,895.37, 495,616,030.16 and 123,163,394.44 is: 184,817,131.88
Step by Step Solution
- Step 1: Write the proportion equation
330,281,895.37 : 495,616,030.16 = 123,163,394.44 : x - Step 2: Convert to fraction form
330,281,895.37/495,616,030.16 = 123,163,394.44/x - Step 3: Cross multiply
330,281,895.37x = 495,616,030.16 × 123,163,394.44 - Step 4: Simplify right side
330,281,895.37x = 61,041,752,613,383,016 - Step 5: Solve for x
x = 61,041,752,613,383,016/330,281,895.37 - Step 6: Final answer
x = 184,817,131.88
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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.