Finding the Fourth Proportional to 440,999,772.17, 661,599,315.97 and 145,894,199.80
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Solution
The fourth proportional to 440,999,772.17, 661,599,315.97 and 145,894,199.80 is: 218,874,269.07
Step by Step Solution
- Step 1: Write the proportion equation
440,999,772.17 : 661,599,315.97 = 145,894,199.80 : x - Step 2: Convert to fraction form
440,999,772.17/661,599,315.97 = 145,894,199.80/x - Step 3: Cross multiply
440,999,772.17x = 661,599,315.97 × 145,894,199.80 - Step 4: Simplify right side
440,999,772.17x = 96,523,502,791,670,528 - Step 5: Solve for x
x = 96,523,502,791,670,528/440,999,772.17 - Step 6: Final answer
x = 218,874,269.07
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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.