Finding the Fourth Proportional to 2,240,260,143.40, 3,360,390,215.10 and 2,018,330,381.80
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Solution
The fourth proportional to 2,240,260,143.40, 3,360,390,215.10 and 2,018,330,381.80 is: 3,027,495,572.70
Step by Step Solution
- Step 1: Write the proportion equation
2,240,260,143.40 : 3,360,390,215.10 = 2,018,330,381.80 : x - Step 2: Convert to fraction form
2,240,260,143.40/3,360,390,215.10 = 2,018,330,381.80/x - Step 3: Cross multiply
2,240,260,143.40x = 3,360,390,215.10 × 2,018,330,381.80 - Step 4: Simplify right side
2,240,260,143.40x = 6,782,377,665,839,766,528 - Step 5: Solve for x
x = 6,782,377,665,839,766,528/2,240,260,143.40 - Step 6: Final answer
x = 3,027,495,572.70
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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.