Finding the Fourth Proportional to 1,976,379,430.35, 2,964,590,406.42 and 596,205,902.19
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Solution
The fourth proportional to 1,976,379,430.35, 2,964,590,406.42 and 596,205,902.19 is: 894,315,266.97
Step by Step Solution
- Step 1: Write the proportion equation
1,976,379,430.35 : 2,964,590,406.42 = 596,205,902.19 : x - Step 2: Convert to fraction form
1,976,379,430.35/2,964,590,406.42 = 596,205,902.19/x - Step 3: Cross multiply
1,976,379,430.35x = 2,964,590,406.42 × 596,205,902.19 - Step 4: Simplify right side
1,976,379,430.35x = 1,767,506,297,883,454,976 - Step 5: Solve for x
x = 1,767,506,297,883,454,976/1,976,379,430.35 - Step 6: Final answer
x = 894,315,266.97
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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.