Finding the Fourth Proportional to 3,845,865,511.20, 5,768,798,266.80 and 3,805,050,842.40
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Solution
The fourth proportional to 3,845,865,511.20, 5,768,798,266.80 and 3,805,050,842.40 is: 5,707,576,263.60
Step by Step Solution
- Step 1: Write the proportion equation
3,845,865,511.20 : 5,768,798,266.80 = 3,805,050,842.40 : x - Step 2: Convert to fraction form
3,845,865,511.20/5,768,798,266.80 = 3,805,050,842.40/x - Step 3: Cross multiply
3,845,865,511.20x = 5,768,798,266.80 × 3,805,050,842.40 - Step 4: Simplify right side
3,845,865,511.20x = 21,950,570,704,723,001,344 - Step 5: Solve for x
x = 21,950,570,704,723,001,344/3,845,865,511.20 - Step 6: Final answer
x = 5,707,576,263.60
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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.