Finding the Fourth Proportional to 2,021,472,005.40, 3,034,475,489.70 and 1,563,440,722.20
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Solution
The fourth proportional to 2,021,472,005.40, 3,034,475,489.70 and 1,563,440,722.20 is: 2,346,914,792.01
Step by Step Solution
- Step 1: Write the proportion equation
2,021,472,005.40 : 3,034,475,489.70 = 1,563,440,722.20 : x - Step 2: Convert to fraction form
2,021,472,005.40/3,034,475,489.70 = 1,563,440,722.20/x - Step 3: Cross multiply
2,021,472,005.40x = 3,034,475,489.70 × 1,563,440,722.20 - Step 4: Simplify right side
2,021,472,005.40x = 4,744,222,551,114,766,336 - Step 5: Solve for x
x = 4,744,222,551,114,766,336/2,021,472,005.40 - Step 6: Final answer
x = 2,346,914,792.01
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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.