Finding the Fourth Proportional to 1,513,426,549.80, 2,269,050,296.94 and 929,955,262.44
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Solution
The fourth proportional to 1,513,426,549.80, 2,269,050,296.94 and 929,955,262.44 is: 1,394,263,411.50
Step by Step Solution
- Step 1: Write the proportion equation
1,513,426,549.80 : 2,269,050,296.94 = 929,955,262.44 : x - Step 2: Convert to fraction form
1,513,426,549.80/2,269,050,296.94 = 929,955,262.44/x - Step 3: Cross multiply
1,513,426,549.80x = 2,269,050,296.94 × 929,955,262.44 - Step 4: Simplify right side
1,513,426,549.80x = 2,110,115,264,380,397,824 - Step 5: Solve for x
x = 2,110,115,264,380,397,824/1,513,426,549.80 - Step 6: Final answer
x = 1,394,263,411.50
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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.