Finding the Fourth Proportional to 2,950,209,219.96, 4,071,239,547.30 and 1,612,069,912.80
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Solution
The fourth proportional to 2,950,209,219.96, 4,071,239,547.30 and 1,612,069,912.80 is: 2,224,629,608.50
Step by Step Solution
- Step 1: Write the proportion equation
2,950,209,219.96 : 4,071,239,547.30 = 1,612,069,912.80 : x - Step 2: Convert to fraction form
2,950,209,219.96/4,071,239,547.30 = 1,612,069,912.80/x - Step 3: Cross multiply
2,950,209,219.96x = 4,071,239,547.30 × 1,612,069,912.80 - Step 4: Simplify right side
2,950,209,219.96x = 6,563,122,782,003,822,592 - Step 5: Solve for x
x = 6,563,122,782,003,822,592/2,950,209,219.96 - Step 6: Final answer
x = 2,224,629,608.50
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1.5x scale
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.