Finding the Fourth Proportional to 514,651,175.42, 710,224,107 and 279,701,848.04
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Solution
The fourth proportional to 514,651,175.42, 710,224,107 and 279,701,848.04 is: 385,991,531.23
Step by Step Solution
- Step 1: Write the proportion equation
514,651,175.42 : 710,224,107 = 279,701,848.04 : x - Step 2: Convert to fraction form
514,651,175.42/710,224,107 = 279,701,848.04/x - Step 3: Cross multiply
514,651,175.42x = 710,224,107 × 279,701,848.04 - Step 4: Simplify right side
514,651,175.42x = 198,650,995,250,458,720 - Step 5: Solve for x
x = 198,650,995,250,458,720/514,651,175.42 - Step 6: Final answer
x = 385,991,531.23
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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.