Finding the Fourth Proportional to 239,789,518.08, 330,917,558.88 and 146,952,097.08
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Solution
The fourth proportional to 239,789,518.08, 330,917,558.88 and 146,952,097.08 is: 202,798,811.34
Step by Step Solution
- Step 1: Write the proportion equation
239,789,518.08 : 330,917,558.88 = 146,952,097.08 : x - Step 2: Convert to fraction form
239,789,518.08/330,917,558.88 = 146,952,097.08/x - Step 3: Cross multiply
239,789,518.08x = 330,917,558.88 × 146,952,097.08 - Step 4: Simplify right side
239,789,518.08x = 48,629,029,238,010,376 - Step 5: Solve for x
x = 48,629,029,238,010,376/239,789,518.08 - Step 6: Final answer
x = 202,798,811.34
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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.