Finding the Fourth Proportional to 4,636,614,404.20, 6,954,921,606.30 and 4,177,967,261.80
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Solution
The fourth proportional to 4,636,614,404.20, 6,954,921,606.30 and 4,177,967,261.80 is: 6,266,950,892.70
Step by Step Solution
- Step 1: Write the proportion equation
4,636,614,404.20 : 6,954,921,606.30 = 4,177,967,261.80 : x - Step 2: Convert to fraction form
4,636,614,404.20/6,954,921,606.30 = 4,177,967,261.80/x - Step 3: Cross multiply
4,636,614,404.20x = 6,954,921,606.30 × 4,177,967,261.80 - Step 4: Simplify right side
4,636,614,404.20x = 29,057,434,779,506,872,320 - Step 5: Solve for x
x = 29,057,434,779,506,872,320/4,636,614,404.20 - Step 6: Final answer
x = 6,266,950,892.70
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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.