Finding the Fourth Proportional to 877,753,669.80, 1,316,588,514.30 and 295,430,802.60
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Solution
The fourth proportional to 877,753,669.80, 1,316,588,514.30 and 295,430,802.60 is: 443,132,070.94
Step by Step Solution
- Step 1: Write the proportion equation
877,753,669.80 : 1,316,588,514.30 = 295,430,802.60 : x - Step 2: Convert to fraction form
877,753,669.80/1,316,588,514.30 = 295,430,802.60/x - Step 3: Cross multiply
877,753,669.80x = 1,316,588,514.30 × 295,430,802.60 - Step 4: Simplify right side
877,753,669.80x = 388,960,801,473,590,592 - Step 5: Solve for x
x = 388,960,801,473,590,592/877,753,669.80 - Step 6: Final answer
x = 443,132,070.94
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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.