Finding the Fourth Proportional to 4,039,631,996.40, 6,057,936,340.20 and 1,418,423,266.80
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Solution
The fourth proportional to 4,039,631,996.40, 6,057,936,340.20 and 1,418,423,266.80 is: 2,127,104,117.75
Step by Step Solution
- Step 1: Write the proportion equation
4,039,631,996.40 : 6,057,936,340.20 = 1,418,423,266.80 : x - Step 2: Convert to fraction form
4,039,631,996.40/6,057,936,340.20 = 1,418,423,266.80/x - Step 3: Cross multiply
4,039,631,996.40x = 6,057,936,340.20 × 1,418,423,266.80 - Step 4: Simplify right side
4,039,631,996.40x = 8,592,717,853,732,919,296 - Step 5: Solve for x
x = 8,592,717,853,732,919,296/4,039,631,996.40 - Step 6: Final answer
x = 2,127,104,117.75
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1.5x scale
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.