Finding the Fourth Proportional to 4,926,858,420.18, 6,799,097,266.47 and 2,668,797,946.74
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Solution
The fourth proportional to 4,926,858,420.18, 6,799,097,266.47 and 2,668,797,946.74 is: 3,682,958,850.64
Step by Step Solution
- Step 1: Write the proportion equation
4,926,858,420.18 : 6,799,097,266.47 = 2,668,797,946.74 : x - Step 2: Convert to fraction form
4,926,858,420.18/6,799,097,266.47 = 2,668,797,946.74/x - Step 3: Cross multiply
4,926,858,420.18x = 6,799,097,266.47 × 2,668,797,946.74 - Step 4: Simplify right side
4,926,858,420.18x = 18,145,416,824,440,682,496 - Step 5: Solve for x
x = 18,145,416,824,440,682,496/4,926,858,420.18 - Step 6: Final answer
x = 3,682,958,850.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.