Finding the Fourth Proportional to 179,968,212.90, 269,952,319.35 and 118,746,209.70
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Solution
The fourth proportional to 179,968,212.90, 269,952,319.35 and 118,746,209.70 is: 178,119,314.55
Step by Step Solution
- Step 1: Write the proportion equation
179,968,212.90 : 269,952,319.35 = 118,746,209.70 : x - Step 2: Convert to fraction form
179,968,212.90/269,952,319.35 = 118,746,209.70/x - Step 3: Cross multiply
179,968,212.90x = 269,952,319.35 × 118,746,209.70 - Step 4: Simplify right side
179,968,212.90x = 32,055,814,722,536,472 - Step 5: Solve for x
x = 32,055,814,722,536,472/179,968,212.90 - Step 6: Final answer
x = 178,119,314.55
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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.