Finding the Fourth Proportional to 149,256,120.28, 205,970,646.18 and 83,175,162.88
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Solution
The fourth proportional to 149,256,120.28, 205,970,646.18 and 83,175,162.88 is: 114,780,164.54
Step by Step Solution
- Step 1: Write the proportion equation
149,256,120.28 : 205,970,646.18 = 83,175,162.88 : x - Step 2: Convert to fraction form
149,256,120.28/205,970,646.18 = 83,175,162.88/x - Step 3: Cross multiply
149,256,120.28x = 205,970,646.18 × 83,175,162.88 - Step 4: Simplify right side
149,256,120.28x = 17,131,642,044,520,350 - Step 5: Solve for x
x = 17,131,642,044,520,350/149,256,120.28 - Step 6: Final answer
x = 114,780,164.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.