Finding the Fourth Proportional to 7,512,602,360.95, 11,271,084,561.98 and 3,028,382,817.85
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Solution
The fourth proportional to 7,512,602,360.95, 11,271,084,561.98 and 3,028,382,817.85 is: 4,543,453,411.49
Step by Step Solution
- Step 1: Write the proportion equation
7,512,602,360.95 : 11,271,084,561.98 = 3,028,382,817.85 : x - Step 2: Convert to fraction form
7,512,602,360.95/11,271,084,561.98 = 3,028,382,817.85/x - Step 3: Cross multiply
7,512,602,360.95x = 11,271,084,561.98 × 3,028,382,817.85 - Step 4: Simplify right side
7,512,602,360.95x = 34,133,158,826,019,483,648 - Step 5: Solve for x
x = 34,133,158,826,019,483,648/7,512,602,360.95 - Step 6: Final answer
x = 4,543,453,411.49
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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.