Finding the Fourth Proportional to 5,626,389,711.84, 8,440,360,655.28 and 3,266,661,977.28
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Solution
The fourth proportional to 5,626,389,711.84, 8,440,360,655.28 and 3,266,661,977.28 is: 4,900,443,559.59
Step by Step Solution
- Step 1: Write the proportion equation
5,626,389,711.84 : 8,440,360,655.28 = 3,266,661,977.28 : x - Step 2: Convert to fraction form
5,626,389,711.84/8,440,360,655.28 = 3,266,661,977.28/x - Step 3: Cross multiply
5,626,389,711.84x = 8,440,360,655.28 × 3,266,661,977.28 - Step 4: Simplify right side
5,626,389,711.84x = 27,571,805,227,133,280,256 - Step 5: Solve for x
x = 27,571,805,227,133,280,256/5,626,389,711.84 - Step 6: Final answer
x = 4,900,443,559.59
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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.