Finding the Fourth Proportional to 5,977,032,323.40, 8,941,362,014.70 and 5,251,438,211.40
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Solution
The fourth proportional to 5,977,032,323.40, 8,941,362,014.70 and 5,251,438,211.40 is: 7,855,907,012.94
Step by Step Solution
- Step 1: Write the proportion equation
5,977,032,323.40 : 8,941,362,014.70 = 5,251,438,211.40 : x - Step 2: Convert to fraction form
5,977,032,323.40/8,941,362,014.70 = 5,251,438,211.40/x - Step 3: Cross multiply
5,977,032,323.40x = 8,941,362,014.70 × 5,251,438,211.40 - Step 4: Simplify right side
5,977,032,323.40x = 46,955,010,145,956,069,376 - Step 5: Solve for x
x = 46,955,010,145,956,069,376/5,977,032,323.40 - Step 6: Final answer
x = 7,855,907,012.94
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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.