Finding the Fourth Proportional to 3,940,070,264,964.90, 5,910,996,570,860.20 and 2,126,906,963,542
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Solution
The fourth proportional to 3,940,070,264,964.90, 5,910,996,570,860.20 and 2,126,906,963,542 is: 3,190,841,513,621.44
Step by Step Solution
- Step 1: Write the proportion equation
3,940,070,264,964.90 : 5,910,996,570,860.20 = 2,126,906,963,542 : x - Step 2: Convert to fraction form
3,940,070,264,964.90/5,910,996,570,860.20 = 2,126,906,963,542/x - Step 3: Cross multiply
3,940,070,264,964.90x = 5,910,996,570,860.20 × 2,126,906,963,542 - Step 4: Simplify right side
3,940,070,264,964.90x = 12,572,139,768,035,443,407,323,136 - Step 5: Solve for x
x = 12,572,139,768,035,443,407,323,136/3,940,070,264,964.90 - Step 6: Final answer
x = 3,190,841,513,621.44
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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.