Finding the Fourth Proportional to 202,990,294.90, 280,126,877.26 and 110,170,802.74
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Solution
The fourth proportional to 202,990,294.90, 280,126,877.26 and 110,170,802.74 is: 152,035,854.48
Step by Step Solution
- Step 1: Write the proportion equation
202,990,294.90 : 280,126,877.26 = 110,170,802.74 : x - Step 2: Convert to fraction form
202,990,294.90/280,126,877.26 = 110,170,802.74/x - Step 3: Cross multiply
202,990,294.90x = 280,126,877.26 × 110,170,802.74 - Step 4: Simplify right side
202,990,294.90x = 30,861,802,936,783,648 - Step 5: Solve for x
x = 30,861,802,936,783,648/202,990,294.90 - Step 6: Final answer
x = 152,035,854.48
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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.