Finding the Fourth Proportional to 316,166,751.90, 436,300,746.84 and 175,044,261.94
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Solution
The fourth proportional to 316,166,751.90, 436,300,746.84 and 175,044,261.94 is: 241,555,893.38
Step by Step Solution
- Step 1: Write the proportion equation
316,166,751.90 : 436,300,746.84 = 175,044,261.94 : x - Step 2: Convert to fraction form
316,166,751.90/436,300,746.84 = 175,044,261.94/x - Step 3: Cross multiply
316,166,751.90x = 436,300,746.84 × 175,044,261.94 - Step 4: Simplify right side
316,166,751.90x = 76,371,942,213,387,824 - Step 5: Solve for x
x = 76,371,942,213,387,824/316,166,751.90 - Step 6: Final answer
x = 241,555,893.38
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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.