Finding the Fourth Proportional to 2,306,966,808.80, 3,460,786,136.40 and 753,881,880.80
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Solution
The fourth proportional to 2,306,966,808.80, 3,460,786,136.40 and 753,881,880.80 is: 1,130,932,595.82
Step by Step Solution
- Step 1: Write the proportion equation
2,306,966,808.80 : 3,460,786,136.40 = 753,881,880.80 : x - Step 2: Convert to fraction form
2,306,966,808.80/3,460,786,136.40 = 753,881,880.80/x - Step 3: Cross multiply
2,306,966,808.80x = 3,460,786,136.40 × 753,881,880.80 - Step 4: Simplify right side
2,306,966,808.80x = 2,609,023,961,555,796,992 - Step 5: Solve for x
x = 2,609,023,961,555,796,992/2,306,966,808.80 - Step 6: Final answer
x = 1,130,932,595.82
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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.