Finding the Fourth Proportional to 5,043,136,948.20, 7,564,705,422.30 and 1,771,586,152.20
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Solution
The fourth proportional to 5,043,136,948.20, 7,564,705,422.30 and 1,771,586,152.20 is: 2,657,379,228.30
Step by Step Solution
- Step 1: Write the proportion equation
5,043,136,948.20 : 7,564,705,422.30 = 1,771,586,152.20 : x - Step 2: Convert to fraction form
5,043,136,948.20/7,564,705,422.30 = 1,771,586,152.20/x - Step 3: Cross multiply
5,043,136,948.20x = 7,564,705,422.30 × 1,771,586,152.20 - Step 4: Simplify right side
5,043,136,948.20x = 13,401,527,371,618,934,784 - Step 5: Solve for x
x = 13,401,527,371,618,934,784/5,043,136,948.20 - Step 6: Final answer
x = 2,657,379,228.30
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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.